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Finding the Fourth Proportional to 87,294.16, 130,931.34 and 24,123.22

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Solution

The fourth proportional to 87,294.16, 130,931.34 and 24,123.22 is: 36,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,294.16 : 130,931.34 = 24,123.22 : x
  2. Step 2: Convert to fraction form
    87,294.16/130,931.34 = 24,123.22/x
  3. Step 3: Cross multiply
    87,294.16x = 130,931.34 × 24,123.22
  4. Step 4: Simplify right side
    87,294.16x = 3,158,485,101.92
  5. Step 5: Solve for x
    x = 3,158,485,101.92/87,294.16
  6. Step 6: Final answer
    x = 36,182.09

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1.5x scale

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.