Home / 39,386.92-59,049.66-19,655.56

Finding the Fourth Proportional to 39,386.92, 59,049.66 and 19,655.56

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Solution

The fourth proportional to 39,386.92, 59,049.66 and 19,655.56 is: 29,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.92 : 59,049.66 = 19,655.56 : x
  2. Step 2: Convert to fraction form
    39,386.92/59,049.66 = 19,655.56/x
  3. Step 3: Cross multiply
    39,386.92x = 59,049.66 × 19,655.56
  4. Step 4: Simplify right side
    39,386.92x = 1,160,654,135.11
  5. Step 5: Solve for x
    x = 1,160,654,135.11/39,386.92
  6. Step 6: Final answer
    x = 29,468.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.