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Finding the Fourth Proportional to 96,601.50, 133,264.16 and 64,351.11

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Solution

The fourth proportional to 96,601.50, 133,264.16 and 64,351.11 is: 88,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,601.50 : 133,264.16 = 64,351.11 : x
  2. Step 2: Convert to fraction form
    96,601.50/133,264.16 = 64,351.11/x
  3. Step 3: Cross multiply
    96,601.50x = 133,264.16 × 64,351.11
  4. Step 4: Simplify right side
    96,601.50x = 8,575,696,469.90
  5. Step 5: Solve for x
    x = 8,575,696,469.90/96,601.50
  6. Step 6: Final answer
    x = 88,773.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.