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Finding the Fourth Proportional to 96,524.80, 144,728.67 and 43,206.95

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Solution

The fourth proportional to 96,524.80, 144,728.67 and 43,206.95 is: 64,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,524.80 : 144,728.67 = 43,206.95 : x
  2. Step 2: Convert to fraction form
    96,524.80/144,728.67 = 43,206.95/x
  3. Step 3: Cross multiply
    96,524.80x = 144,728.67 × 43,206.95
  4. Step 4: Simplify right side
    96,524.80x = 6,253,284,932.10
  5. Step 5: Solve for x
    x = 6,253,284,932.10/96,524.80
  6. Step 6: Final answer
    x = 64,784.23

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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.