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Finding the Fourth Proportional to 95,930.40, 144,025.20 and 60,938.40

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Solution

The fourth proportional to 95,930.40, 144,025.20 and 60,938.40 is: 91,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,930.40 : 144,025.20 = 60,938.40 : x
  2. Step 2: Convert to fraction form
    95,930.40/144,025.20 = 60,938.40/x
  3. Step 3: Cross multiply
    95,930.40x = 144,025.20 × 60,938.40
  4. Step 4: Simplify right side
    95,930.40x = 8,776,665,247.68
  5. Step 5: Solve for x
    x = 8,776,665,247.68/95,930.40
  6. Step 6: Final answer
    x = 91,489.93

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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.