Home / 124,958.43-172,387.85-73,249.32

Finding the Fourth Proportional to 124,958.43, 172,387.85 and 73,249.32

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Solution

The fourth proportional to 124,958.43, 172,387.85 and 73,249.32 is: 101,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,958.43 : 172,387.85 = 73,249.32 : x
  2. Step 2: Convert to fraction form
    124,958.43/172,387.85 = 73,249.32/x
  3. Step 3: Cross multiply
    124,958.43x = 172,387.85 × 73,249.32
  4. Step 4: Simplify right side
    124,958.43x = 12,627,293,068.97
  5. Step 5: Solve for x
    x = 12,627,293,068.97/124,958.43
  6. Step 6: Final answer
    x = 101,051.95

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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.