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Finding the Fourth Proportional to 87,141.01, 130,711.48 and 24,811.51

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Solution

The fourth proportional to 87,141.01, 130,711.48 and 24,811.51 is: 37,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,141.01 : 130,711.48 = 24,811.51 : x
  2. Step 2: Convert to fraction form
    87,141.01/130,711.48 = 24,811.51/x
  3. Step 3: Cross multiply
    87,141.01x = 130,711.48 × 24,811.51
  4. Step 4: Simplify right side
    87,141.01x = 3,243,149,193.13
  5. Step 5: Solve for x
    x = 3,243,149,193.13/87,141.01
  6. Step 6: Final answer
    x = 37,217.26

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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.