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Finding the Fourth Proportional to 163,205.60, 244,658.16 and 63,432.16

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Solution

The fourth proportional to 163,205.60, 244,658.16 and 63,432.16 is: 95,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,205.60 : 244,658.16 = 63,432.16 : x
  2. Step 2: Convert to fraction form
    163,205.60/244,658.16 = 63,432.16/x
  3. Step 3: Cross multiply
    163,205.60x = 244,658.16 × 63,432.16
  4. Step 4: Simplify right side
    163,205.60x = 15,519,195,550.43
  5. Step 5: Solve for x
    x = 15,519,195,550.43/163,205.60
  6. Step 6: Final answer
    x = 95,089.85

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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.