Home / 56,572.62-78,064.34-32,706.92

Finding the Fourth Proportional to 56,572.62, 78,064.34 and 32,706.92

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Solution

The fourth proportional to 56,572.62, 78,064.34 and 32,706.92 is: 45,132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,572.62 : 78,064.34 = 32,706.92 : x
  2. Step 2: Convert to fraction form
    56,572.62/78,064.34 = 32,706.92/x
  3. Step 3: Cross multiply
    56,572.62x = 78,064.34 × 32,706.92
  4. Step 4: Simplify right side
    56,572.62x = 2,553,244,123.23
  5. Step 5: Solve for x
    x = 2,553,244,123.23/56,572.62
  6. Step 6: Final answer
    x = 45,132.15

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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.