Home / 124,519.49-171,839.63-67,930.82

Finding the Fourth Proportional to 124,519.49, 171,839.63 and 67,930.82

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Solution

The fourth proportional to 124,519.49, 171,839.63 and 67,930.82 is: 93,746.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,519.49 : 171,839.63 = 67,930.82 : x
  2. Step 2: Convert to fraction form
    124,519.49/171,839.63 = 67,930.82/x
  3. Step 3: Cross multiply
    124,519.49x = 171,839.63 × 67,930.82
  4. Step 4: Simplify right side
    124,519.49x = 11,673,206,974.40
  5. Step 5: Solve for x
    x = 11,673,206,974.40/124,519.49
  6. Step 6: Final answer
    x = 93,746.02

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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.