Home / 126,695.61-190,081.35-73,375.17

Finding the Fourth Proportional to 126,695.61, 190,081.35 and 73,375.17

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Solution

The fourth proportional to 126,695.61, 190,081.35 and 73,375.17 is: 110,084.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,695.61 : 190,081.35 = 73,375.17 : x
  2. Step 2: Convert to fraction form
    126,695.61/190,081.35 = 73,375.17/x
  3. Step 3: Cross multiply
    126,695.61x = 190,081.35 × 73,375.17
  4. Step 4: Simplify right side
    126,695.61x = 13,947,250,657.27
  5. Step 5: Solve for x
    x = 13,947,250,657.27/126,695.61
  6. Step 6: Final answer
    x = 110,084.72

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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.