Home / 124,034.40-171,165.52-67,445.28

Finding the Fourth Proportional to 124,034.40, 171,165.52 and 67,445.28

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Solution

The fourth proportional to 124,034.40, 171,165.52 and 67,445.28 is: 93,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,034.40 : 171,165.52 = 67,445.28 : x
  2. Step 2: Convert to fraction form
    124,034.40/171,165.52 = 67,445.28/x
  3. Step 3: Cross multiply
    124,034.40x = 171,165.52 × 67,445.28
  4. Step 4: Simplify right side
    124,034.40x = 11,544,306,422.75
  5. Step 5: Solve for x
    x = 11,544,306,422.75/124,034.40
  6. Step 6: Final answer
    x = 93,073.42

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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.