Home / 124,824.46-172,256.88-68,235.97

Finding the Fourth Proportional to 124,824.46, 172,256.88 and 68,235.97

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Solution

The fourth proportional to 124,824.46, 172,256.88 and 68,235.97 is: 94,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,824.46 : 172,256.88 = 68,235.97 : x
  2. Step 2: Convert to fraction form
    124,824.46/172,256.88 = 68,235.97/x
  3. Step 3: Cross multiply
    124,824.46x = 172,256.88 × 68,235.97
  4. Step 4: Simplify right side
    124,824.46x = 11,754,115,295.97
  5. Step 5: Solve for x
    x = 11,754,115,295.97/124,824.46
  6. Step 6: Final answer
    x = 94,165.16

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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.