Home / 115,378.40-173,116.20-62,825.60

Finding the Fourth Proportional to 115,378.40, 173,116.20 and 62,825.60

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Solution

The fourth proportional to 115,378.40, 173,116.20 and 62,825.60 is: 94,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,378.40 : 173,116.20 = 62,825.60 : x
  2. Step 2: Convert to fraction form
    115,378.40/173,116.20 = 62,825.60/x
  3. Step 3: Cross multiply
    115,378.40x = 173,116.20 × 62,825.60
  4. Step 4: Simplify right side
    115,378.40x = 10,876,129,134.72
  5. Step 5: Solve for x
    x = 10,876,129,134.72/115,378.40
  6. Step 6: Final answer
    x = 94,264.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.