Home / 124,332.56-171,578.94-67,743.92

Finding the Fourth Proportional to 124,332.56, 171,578.94 and 67,743.92

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Solution

The fourth proportional to 124,332.56, 171,578.94 and 67,743.92 is: 93,486.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,332.56 : 171,578.94 = 67,743.92 : x
  2. Step 2: Convert to fraction form
    124,332.56/171,578.94 = 67,743.92/x
  3. Step 3: Cross multiply
    124,332.56x = 171,578.94 × 67,743.92
  4. Step 4: Simplify right side
    124,332.56x = 11,623,429,985.04
  5. Step 5: Solve for x
    x = 11,623,429,985.04/124,332.56
  6. Step 6: Final answer
    x = 93,486.61

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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.