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Finding the Fourth Proportional to 155,071.78, 232,605.02 and 88,369.62

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Solution

The fourth proportional to 155,071.78, 232,605.02 and 88,369.62 is: 132,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,071.78 : 232,605.02 = 88,369.62 : x
  2. Step 2: Convert to fraction form
    155,071.78/232,605.02 = 88,369.62/x
  3. Step 3: Cross multiply
    155,071.78x = 232,605.02 × 88,369.62
  4. Step 4: Simplify right side
    155,071.78x = 20,555,217,227.49
  5. Step 5: Solve for x
    x = 20,555,217,227.49/155,071.78
  6. Step 6: Final answer
    x = 132,552.92

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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.