Home / 124,102.46-171,256.38-67,512.62

Finding the Fourth Proportional to 124,102.46, 171,256.38 and 67,512.62

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Solution

The fourth proportional to 124,102.46, 171,256.38 and 67,512.62 is: 93,164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,102.46 : 171,256.38 = 67,512.62 : x
  2. Step 2: Convert to fraction form
    124,102.46/171,256.38 = 67,512.62/x
  3. Step 3: Cross multiply
    124,102.46x = 171,256.38 × 67,512.62
  4. Step 4: Simplify right side
    124,102.46x = 11,561,966,905.52
  5. Step 5: Solve for x
    x = 11,561,966,905.52/124,102.46
  6. Step 6: Final answer
    x = 93,164.69

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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.