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Finding the Fourth Proportional to 148,201.71, 204,463.31 and 97,242.73

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Solution

The fourth proportional to 148,201.71, 204,463.31 and 97,242.73 is: 134,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,201.71 : 204,463.31 = 97,242.73 : x
  2. Step 2: Convert to fraction form
    148,201.71/204,463.31 = 97,242.73/x
  3. Step 3: Cross multiply
    148,201.71x = 204,463.31 × 97,242.73
  4. Step 4: Simplify right side
    148,201.71x = 19,882,571,566.22
  5. Step 5: Solve for x
    x = 19,882,571,566.22/148,201.71
  6. Step 6: Final answer
    x = 134,158.85

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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.