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Finding the Fourth Proportional to 132,071.98, 198,100.69 and 96,569.68

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Solution

The fourth proportional to 132,071.98, 198,100.69 and 96,569.68 is: 144,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,071.98 : 198,100.69 = 96,569.68 : x
  2. Step 2: Convert to fraction form
    132,071.98/198,100.69 = 96,569.68/x
  3. Step 3: Cross multiply
    132,071.98x = 198,100.69 × 96,569.68
  4. Step 4: Simplify right side
    132,071.98x = 19,130,520,241.08
  5. Step 5: Solve for x
    x = 19,130,520,241.08/132,071.98
  6. Step 6: Final answer
    x = 144,849.20

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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.