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Finding the Fourth Proportional to 74,310.84, 111,454.92 and 24,395.94

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Solution

The fourth proportional to 74,310.84, 111,454.92 and 24,395.94 is: 36,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,310.84 : 111,454.92 = 24,395.94 : x
  2. Step 2: Convert to fraction form
    74,310.84/111,454.92 = 24,395.94/x
  3. Step 3: Cross multiply
    74,310.84x = 111,454.92 × 24,395.94
  4. Step 4: Simplify right side
    74,310.84x = 2,719,047,541.02
  5. Step 5: Solve for x
    x = 2,719,047,541.02/74,310.84
  6. Step 6: Final answer
    x = 36,590.19

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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.