Home / 37,117.16-51,221.38-20,350.12

Finding the Fourth Proportional to 37,117.16, 51,221.38 and 20,350.12

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Solution

The fourth proportional to 37,117.16, 51,221.38 and 20,350.12 is: 28,083.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,117.16 : 51,221.38 = 20,350.12 : x
  2. Step 2: Convert to fraction form
    37,117.16/51,221.38 = 20,350.12/x
  3. Step 3: Cross multiply
    37,117.16x = 51,221.38 × 20,350.12
  4. Step 4: Simplify right side
    37,117.16x = 1,042,361,229.57
  5. Step 5: Solve for x
    x = 1,042,361,229.57/37,117.16
  6. Step 6: Final answer
    x = 28,083.00

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Half scale
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Double scale
Find fourth proportional to 37,118.16, 51,222.76 and 20,351.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.