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Finding the Fourth Proportional to 74,751.93, 112,064.87 and 32,601.08

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Solution

The fourth proportional to 74,751.93, 112,064.87 and 32,601.08 is: 48,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,751.93 : 112,064.87 = 32,601.08 : x
  2. Step 2: Convert to fraction form
    74,751.93/112,064.87 = 32,601.08/x
  3. Step 3: Cross multiply
    74,751.93x = 112,064.87 × 32,601.08
  4. Step 4: Simplify right side
    74,751.93x = 3,653,436,153.72
  5. Step 5: Solve for x
    x = 3,653,436,153.72/74,751.93
  6. Step 6: Final answer
    x = 48,874.14

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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.