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Finding the Fourth Proportional to 150,375.96, 207,424.98 and 96,730.92

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Solution

The fourth proportional to 150,375.96, 207,424.98 and 96,730.92 is: 133,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,375.96 : 207,424.98 = 96,730.92 : x
  2. Step 2: Convert to fraction form
    150,375.96/207,424.98 = 96,730.92/x
  3. Step 3: Cross multiply
    150,375.96x = 207,424.98 × 96,730.92
  4. Step 4: Simplify right side
    150,375.96x = 20,064,409,146.38
  5. Step 5: Solve for x
    x = 20,064,409,146.38/150,375.96
  6. Step 6: Final answer
    x = 133,428.30

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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.