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Finding the Fourth Proportional to 101,444.40, 152,166.60 and 39,114.90

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Solution

The fourth proportional to 101,444.40, 152,166.60 and 39,114.90 is: 58,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,444.40 : 152,166.60 = 39,114.90 : x
  2. Step 2: Convert to fraction form
    101,444.40/152,166.60 = 39,114.90/x
  3. Step 3: Cross multiply
    101,444.40x = 152,166.60 × 39,114.90
  4. Step 4: Simplify right side
    101,444.40x = 5,951,981,342.34
  5. Step 5: Solve for x
    x = 5,951,981,342.34/101,444.40
  6. Step 6: Final answer
    x = 58,672.35

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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.