Home / 67,517.70-93,176.73-42,381.06

Finding the Fourth Proportional to 67,517.70, 93,176.73 and 42,381.06

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Solution

The fourth proportional to 67,517.70, 93,176.73 and 42,381.06 is: 58,487.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,517.70 : 93,176.73 = 42,381.06 : x
  2. Step 2: Convert to fraction form
    67,517.70/93,176.73 = 42,381.06/x
  3. Step 3: Cross multiply
    67,517.70x = 93,176.73 × 42,381.06
  4. Step 4: Simplify right side
    67,517.70x = 3,948,928,584.73
  5. Step 5: Solve for x
    x = 3,948,928,584.73/67,517.70
  6. Step 6: Final answer
    x = 58,487.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.