Home / 74,175.20-102,360.48-45,873.44

Finding the Fourth Proportional to 74,175.20, 102,360.48 and 45,873.44

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Solution

The fourth proportional to 74,175.20, 102,360.48 and 45,873.44 is: 63,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,175.20 : 102,360.48 = 45,873.44 : x
  2. Step 2: Convert to fraction form
    74,175.20/102,360.48 = 45,873.44/x
  3. Step 3: Cross multiply
    74,175.20x = 102,360.48 × 45,873.44
  4. Step 4: Simplify right side
    74,175.20x = 4,695,627,337.65
  5. Step 5: Solve for x
    x = 4,695,627,337.65/74,175.20
  6. Step 6: Final answer
    x = 63,304.55

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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.