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Finding the Fourth Proportional to 87,160.38, 130,742.39 and 24,830.88

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Solution

The fourth proportional to 87,160.38, 130,742.39 and 24,830.88 is: 37,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,160.38 : 130,742.39 = 24,830.88 : x
  2. Step 2: Convert to fraction form
    87,160.38/130,742.39 = 24,830.88/x
  3. Step 3: Cross multiply
    87,160.38x = 130,742.39 × 24,830.88
  4. Step 4: Simplify right side
    87,160.38x = 3,246,448,597.00
  5. Step 5: Solve for x
    x = 3,246,448,597.00/87,160.38
  6. Step 6: Final answer
    x = 37,246.84

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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.