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Finding the Fourth Proportional to 80,332.89, 110,862.98 and 44,520.58

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Solution

The fourth proportional to 80,332.89, 110,862.98 and 44,520.58 is: 61,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,332.89 : 110,862.98 = 44,520.58 : x
  2. Step 2: Convert to fraction form
    80,332.89/110,862.98 = 44,520.58/x
  3. Step 3: Cross multiply
    80,332.89x = 110,862.98 × 44,520.58
  4. Step 4: Simplify right side
    80,332.89x = 4,935,684,253.06
  5. Step 5: Solve for x
    x = 4,935,684,253.06/80,332.89
  6. Step 6: Final answer
    x = 61,440.39

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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.