Home / 124,655.92-172,025.16-68,067.34

Finding the Fourth Proportional to 124,655.92, 172,025.16 and 68,067.34

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Solution

The fourth proportional to 124,655.92, 172,025.16 and 68,067.34 is: 93,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,655.92 : 172,025.16 = 68,067.34 : x
  2. Step 2: Convert to fraction form
    124,655.92/172,025.16 = 68,067.34/x
  3. Step 3: Cross multiply
    124,655.92x = 172,025.16 × 68,067.34
  4. Step 4: Simplify right side
    124,655.92x = 11,709,295,054.27
  5. Step 5: Solve for x
    x = 11,709,295,054.27/124,655.92
  6. Step 6: Final answer
    x = 93,932.92

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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.