Home / 124,943.77-172,426.73-68,355.14

Finding the Fourth Proportional to 124,943.77, 172,426.73 and 68,355.14

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Solution

The fourth proportional to 124,943.77, 172,426.73 and 68,355.14 is: 94,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,943.77 : 172,426.73 = 68,355.14 : x
  2. Step 2: Convert to fraction form
    124,943.77/172,426.73 = 68,355.14/x
  3. Step 3: Cross multiply
    124,943.77x = 172,426.73 × 68,355.14
  4. Step 4: Simplify right side
    124,943.77x = 11,786,253,034.88
  5. Step 5: Solve for x
    x = 11,786,253,034.88/124,943.77
  6. Step 6: Final answer
    x = 94,332.46

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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.