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Finding the Fourth Proportional to 163,369.80, 244,925.10 and 89,497.80

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Solution

The fourth proportional to 163,369.80, 244,925.10 and 89,497.80 is: 134,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,369.80 : 244,925.10 = 89,497.80 : x
  2. Step 2: Convert to fraction form
    163,369.80/244,925.10 = 89,497.80/x
  3. Step 3: Cross multiply
    163,369.80x = 244,925.10 × 89,497.80
  4. Step 4: Simplify right side
    163,369.80x = 21,920,257,614.78
  5. Step 5: Solve for x
    x = 21,920,257,614.78/163,369.80
  6. Step 6: Final answer
    x = 134,175.70

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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.