Home / 65,924.20-98,857.50-19,176.04

Finding the Fourth Proportional to 65,924.20, 98,857.50 and 19,176.04

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Solution

The fourth proportional to 65,924.20, 98,857.50 and 19,176.04 is: 28,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,924.20 : 98,857.50 = 19,176.04 : x
  2. Step 2: Convert to fraction form
    65,924.20/98,857.50 = 19,176.04/x
  3. Step 3: Cross multiply
    65,924.20x = 98,857.50 × 19,176.04
  4. Step 4: Simplify right side
    65,924.20x = 1,895,695,374.30
  5. Step 5: Solve for x
    x = 1,895,695,374.30/65,924.20
  6. Step 6: Final answer
    x = 28,755.68

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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.