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Finding the Fourth Proportional to 88,000.90, 132,001.35 and 25,671.40

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Solution

The fourth proportional to 88,000.90, 132,001.35 and 25,671.40 is: 38,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.90 : 132,001.35 = 25,671.40 : x
  2. Step 2: Convert to fraction form
    88,000.90/132,001.35 = 25,671.40/x
  3. Step 3: Cross multiply
    88,000.90x = 132,001.35 × 25,671.40
  4. Step 4: Simplify right side
    88,000.90x = 3,388,659,456.39
  5. Step 5: Solve for x
    x = 3,388,659,456.39/88,000.90
  6. Step 6: Final answer
    x = 38,507.10

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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.