Home / 39,718.68-59,575.92-10,134.72

Finding the Fourth Proportional to 39,718.68, 59,575.92 and 10,134.72

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Solution

The fourth proportional to 39,718.68, 59,575.92 and 10,134.72 is: 15,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.68 : 59,575.92 = 10,134.72 : x
  2. Step 2: Convert to fraction form
    39,718.68/59,575.92 = 10,134.72/x
  3. Step 3: Cross multiply
    39,718.68x = 59,575.92 × 10,134.72
  4. Step 4: Simplify right side
    39,718.68x = 603,785,267.94
  5. Step 5: Solve for x
    x = 603,785,267.94/39,718.68
  6. Step 6: Final answer
    x = 15,201.54

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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.