Home / 37,113.33-51,215.76-20,117.10

Finding the Fourth Proportional to 37,113.33, 51,215.76 and 20,117.10

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Solution

The fourth proportional to 37,113.33, 51,215.76 and 20,117.10 is: 27,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,113.33 : 51,215.76 = 20,117.10 : x
  2. Step 2: Convert to fraction form
    37,113.33/51,215.76 = 20,117.10/x
  3. Step 3: Cross multiply
    37,113.33x = 51,215.76 × 20,117.10
  4. Step 4: Simplify right side
    37,113.33x = 1,030,312,565.50
  5. Step 5: Solve for x
    x = 1,030,312,565.50/37,113.33
  6. Step 6: Final answer
    x = 27,761.25

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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.