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Finding the Fourth Proportional to 194,752.87, 292,167.18 and 74,801.04

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Solution

The fourth proportional to 194,752.87, 292,167.18 and 74,801.04 is: 112,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,752.87 : 292,167.18 = 74,801.04 : x
  2. Step 2: Convert to fraction form
    194,752.87/292,167.18 = 74,801.04/x
  3. Step 3: Cross multiply
    194,752.87x = 292,167.18 × 74,801.04
  4. Step 4: Simplify right side
    194,752.87x = 21,854,408,917.87
  5. Step 5: Solve for x
    x = 21,854,408,917.87/194,752.87
  6. Step 6: Final answer
    x = 112,216.11

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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.