Home / 124,943.34-172,424.33-68,355.93

Finding the Fourth Proportional to 124,943.34, 172,424.33 and 68,355.93

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Solution

The fourth proportional to 124,943.34, 172,424.33 and 68,355.93 is: 94,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,943.34 : 172,424.33 = 68,355.93 : x
  2. Step 2: Convert to fraction form
    124,943.34/172,424.33 = 68,355.93/x
  3. Step 3: Cross multiply
    124,943.34x = 172,424.33 × 68,355.93
  4. Step 4: Simplify right side
    124,943.34x = 11,786,225,992.92
  5. Step 5: Solve for x
    x = 11,786,225,992.92/124,943.34
  6. Step 6: Final answer
    x = 94,332.56

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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.