Home / 62,474.20-93,711.30-18,102.40

Finding the Fourth Proportional to 62,474.20, 93,711.30 and 18,102.40

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Solution

The fourth proportional to 62,474.20, 93,711.30 and 18,102.40 is: 27,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,474.20 : 93,711.30 = 18,102.40 : x
  2. Step 2: Convert to fraction form
    62,474.20/93,711.30 = 18,102.40/x
  3. Step 3: Cross multiply
    62,474.20x = 93,711.30 × 18,102.40
  4. Step 4: Simplify right side
    62,474.20x = 1,696,399,437.12
  5. Step 5: Solve for x
    x = 1,696,399,437.12/62,474.20
  6. Step 6: Final answer
    x = 27,153.60

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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.