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Finding the Fourth Proportional to 87,140.01, 130,709.98 and 24,810.51

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Solution

The fourth proportional to 87,140.01, 130,709.98 and 24,810.51 is: 37,215.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,140.01 : 130,709.98 = 24,810.51 : x
  2. Step 2: Convert to fraction form
    87,140.01/130,709.98 = 24,810.51/x
  3. Step 3: Cross multiply
    87,140.01x = 130,709.98 × 24,810.51
  4. Step 4: Simplify right side
    87,140.01x = 3,242,981,265.89
  5. Step 5: Solve for x
    x = 3,242,981,265.89/87,140.01
  6. Step 6: Final answer
    x = 37,215.76

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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.