Home / 168,041.60-252,087.30-54,151.24

Finding the Fourth Proportional to 168,041.60, 252,087.30 and 54,151.24

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Solution

The fourth proportional to 168,041.60, 252,087.30 and 54,151.24 is: 81,234.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,041.60 : 252,087.30 = 54,151.24 : x
  2. Step 2: Convert to fraction form
    168,041.60/252,087.30 = 54,151.24/x
  3. Step 3: Cross multiply
    168,041.60x = 252,087.30 × 54,151.24
  4. Step 4: Simplify right side
    168,041.60x = 13,650,839,883.25
  5. Step 5: Solve for x
    x = 13,650,839,883.25/168,041.60
  6. Step 6: Final answer
    x = 81,234.88

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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.