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Finding the Fourth Proportional to 163,565.52, 245,348.26 and 52,757.52

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Solution

The fourth proportional to 163,565.52, 245,348.26 and 52,757.52 is: 79,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,565.52 : 245,348.26 = 52,757.52 : x
  2. Step 2: Convert to fraction form
    163,565.52/245,348.26 = 52,757.52/x
  3. Step 3: Cross multiply
    163,565.52x = 245,348.26 × 52,757.52
  4. Step 4: Simplify right side
    163,565.52x = 12,943,965,733.92
  5. Step 5: Solve for x
    x = 12,943,965,733.92/163,565.52
  6. Step 6: Final answer
    x = 79,136.27

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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.