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Finding the Fourth Proportional to 74,732.66, 112,069.83 and 32,625.62

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Solution

The fourth proportional to 74,732.66, 112,069.83 and 32,625.62 is: 48,925.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,732.66 : 112,069.83 = 32,625.62 : x
  2. Step 2: Convert to fraction form
    74,732.66/112,069.83 = 32,625.62/x
  3. Step 3: Cross multiply
    74,732.66x = 112,069.83 × 32,625.62
  4. Step 4: Simplify right side
    74,732.66x = 3,656,347,687.04
  5. Step 5: Solve for x
    x = 3,656,347,687.04/74,732.66
  6. Step 6: Final answer
    x = 48,925.70

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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.