Home / 37,042.12-51,117.73-20,045.99

Finding the Fourth Proportional to 37,042.12, 51,117.73 and 20,045.99

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Solution

The fourth proportional to 37,042.12, 51,117.73 and 20,045.99 is: 27,663.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,042.12 : 51,117.73 = 20,045.99 : x
  2. Step 2: Convert to fraction form
    37,042.12/51,117.73 = 20,045.99/x
  3. Step 3: Cross multiply
    37,042.12x = 51,117.73 × 20,045.99
  4. Step 4: Simplify right side
    37,042.12x = 1,024,705,657.25
  5. Step 5: Solve for x
    x = 1,024,705,657.25/37,042.12
  6. Step 6: Final answer
    x = 27,663.26

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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.