Home / 124,377.24-171,466.68-105,179.88

Finding the Fourth Proportional to 124,377.24, 171,466.68 and 105,179.88

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Solution

The fourth proportional to 124,377.24, 171,466.68 and 105,179.88 is: 145,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,377.24 : 171,466.68 = 105,179.88 : x
  2. Step 2: Convert to fraction form
    124,377.24/171,466.68 = 105,179.88/x
  3. Step 3: Cross multiply
    124,377.24x = 171,466.68 × 105,179.88
  4. Step 4: Simplify right side
    124,377.24x = 18,034,844,826.40
  5. Step 5: Solve for x
    x = 18,034,844,826.40/124,377.24
  6. Step 6: Final answer
    x = 145,001.17

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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.