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Finding the Fourth Proportional to 88,001.40, 132,002.10 and 48,635.40

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Solution

The fourth proportional to 88,001.40, 132,002.10 and 48,635.40 is: 72,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,001.40 : 132,002.10 = 48,635.40 : x
  2. Step 2: Convert to fraction form
    88,001.40/132,002.10 = 48,635.40/x
  3. Step 3: Cross multiply
    88,001.40x = 132,002.10 × 48,635.40
  4. Step 4: Simplify right side
    88,001.40x = 6,419,974,934.34
  5. Step 5: Solve for x
    x = 6,419,974,934.34/88,001.40
  6. Step 6: Final answer
    x = 72,953.10

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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.