Home / 57,549.33-79,439.67-42,562.62

Finding the Fourth Proportional to 57,549.33, 79,439.67 and 42,562.62

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Solution

The fourth proportional to 57,549.33, 79,439.67 and 42,562.62 is: 58,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,549.33 : 79,439.67 = 42,562.62 : x
  2. Step 2: Convert to fraction form
    57,549.33/79,439.67 = 42,562.62/x
  3. Step 3: Cross multiply
    57,549.33x = 79,439.67 × 42,562.62
  4. Step 4: Simplify right side
    57,549.33x = 3,381,160,487.14
  5. Step 5: Solve for x
    x = 3,381,160,487.14/57,549.33
  6. Step 6: Final answer
    x = 58,752.39

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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.