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Finding the Fourth Proportional to 87,253.70, 130,880.54 and 24,924.20

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Solution

The fourth proportional to 87,253.70, 130,880.54 and 24,924.20 is: 37,386.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,253.70 : 130,880.54 = 24,924.20 : x
  2. Step 2: Convert to fraction form
    87,253.70/130,880.54 = 24,924.20/x
  3. Step 3: Cross multiply
    87,253.70x = 130,880.54 × 24,924.20
  4. Step 4: Simplify right side
    87,253.70x = 3,262,091,976.04
  5. Step 5: Solve for x
    x = 3,262,091,976.04/87,253.70
  6. Step 6: Final answer
    x = 37,386.29

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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.