Home / 136,096.20-187,603.86-88,341.96

Finding the Fourth Proportional to 136,096.20, 187,603.86 and 88,341.96

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Solution

The fourth proportional to 136,096.20, 187,603.86 and 88,341.96 is: 121,776.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,096.20 : 187,603.86 = 88,341.96 : x
  2. Step 2: Convert to fraction form
    136,096.20/187,603.86 = 88,341.96/x
  3. Step 3: Cross multiply
    136,096.20x = 187,603.86 × 88,341.96
  4. Step 4: Simplify right side
    136,096.20x = 16,573,292,695.97
  5. Step 5: Solve for x
    x = 16,573,292,695.97/136,096.20
  6. Step 6: Final answer
    x = 121,776.31

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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.