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Finding the Fourth Proportional to 132,606.90, 198,910.35 and 101,114.10

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Solution

The fourth proportional to 132,606.90, 198,910.35 and 101,114.10 is: 151,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,606.90 : 198,910.35 = 101,114.10 : x
  2. Step 2: Convert to fraction form
    132,606.90/198,910.35 = 101,114.10/x
  3. Step 3: Cross multiply
    132,606.90x = 198,910.35 × 101,114.10
  4. Step 4: Simplify right side
    132,606.90x = 20,112,641,020.94
  5. Step 5: Solve for x
    x = 20,112,641,020.94/132,606.90
  6. Step 6: Final answer
    x = 151,671.15

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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.