Home / 62,424.68-93,636.66-20,871.32

Finding the Fourth Proportional to 62,424.68, 93,636.66 and 20,871.32

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Solution

The fourth proportional to 62,424.68, 93,636.66 and 20,871.32 is: 31,306.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,424.68 : 93,636.66 = 20,871.32 : x
  2. Step 2: Convert to fraction form
    62,424.68/93,636.66 = 20,871.32/x
  3. Step 3: Cross multiply
    62,424.68x = 93,636.66 × 20,871.32
  4. Step 4: Simplify right side
    62,424.68x = 1,954,320,694.59
  5. Step 5: Solve for x
    x = 1,954,320,694.59/62,424.68
  6. Step 6: Final answer
    x = 31,306.86

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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.