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Finding the Fourth Proportional to 114,025.26, 157,355.10 and 63,724.26

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Solution

The fourth proportional to 114,025.26, 157,355.10 and 63,724.26 is: 87,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,025.26 : 157,355.10 = 63,724.26 : x
  2. Step 2: Convert to fraction form
    114,025.26/157,355.10 = 63,724.26/x
  3. Step 3: Cross multiply
    114,025.26x = 157,355.10 × 63,724.26
  4. Step 4: Simplify right side
    114,025.26x = 10,027,337,304.73
  5. Step 5: Solve for x
    x = 10,027,337,304.73/114,025.26
  6. Step 6: Final answer
    x = 87,939.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.