Home / 62,426.30-93,639.45-20,873.30

Finding the Fourth Proportional to 62,426.30, 93,639.45 and 20,873.30

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Solution

The fourth proportional to 62,426.30, 93,639.45 and 20,873.30 is: 31,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,426.30 : 93,639.45 = 20,873.30 : x
  2. Step 2: Convert to fraction form
    62,426.30/93,639.45 = 20,873.30/x
  3. Step 3: Cross multiply
    62,426.30x = 93,639.45 × 20,873.30
  4. Step 4: Simplify right side
    62,426.30x = 1,954,564,331.69
  5. Step 5: Solve for x
    x = 1,954,564,331.69/62,426.30
  6. Step 6: Final answer
    x = 31,309.95

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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.