Home / 40,924.72-61,375.20-14,615.20

Finding the Fourth Proportional to 40,924.72, 61,375.20 and 14,615.20

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Solution

The fourth proportional to 40,924.72, 61,375.20 and 14,615.20 is: 21,918.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,924.72 : 61,375.20 = 14,615.20 : x
  2. Step 2: Convert to fraction form
    40,924.72/61,375.20 = 14,615.20/x
  3. Step 3: Cross multiply
    40,924.72x = 61,375.20 × 14,615.20
  4. Step 4: Simplify right side
    40,924.72x = 897,010,823.04
  5. Step 5: Solve for x
    x = 897,010,823.04/40,924.72
  6. Step 6: Final answer
    x = 21,918.56

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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.