Home / 101,327.12-152,055.96-54,612.56

Finding the Fourth Proportional to 101,327.12, 152,055.96 and 54,612.56

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Solution

The fourth proportional to 101,327.12, 152,055.96 and 54,612.56 is: 81,954.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,327.12 : 152,055.96 = 54,612.56 : x
  2. Step 2: Convert to fraction form
    101,327.12/152,055.96 = 54,612.56/x
  3. Step 3: Cross multiply
    101,327.12x = 152,055.96 × 54,612.56
  4. Step 4: Simplify right side
    101,327.12x = 8,304,165,238.86
  5. Step 5: Solve for x
    x = 8,304,165,238.86/101,327.12
  6. Step 6: Final answer
    x = 81,954.02

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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.