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Finding the Fourth Proportional to 75,737.01, 104,517.57 and 43,463.02

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Solution

The fourth proportional to 75,737.01, 104,517.57 and 43,463.02 is: 59,979.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,737.01 : 104,517.57 = 43,463.02 : x
  2. Step 2: Convert to fraction form
    75,737.01/104,517.57 = 43,463.02/x
  3. Step 3: Cross multiply
    75,737.01x = 104,517.57 × 43,463.02
  4. Step 4: Simplify right side
    75,737.01x = 4,542,649,235.26
  5. Step 5: Solve for x
    x = 4,542,649,235.26/75,737.01
  6. Step 6: Final answer
    x = 59,979.25

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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.