Home / 126,546.84-174,638.16-69,961.86

Finding the Fourth Proportional to 126,546.84, 174,638.16 and 69,961.86

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Solution

The fourth proportional to 126,546.84, 174,638.16 and 69,961.86 is: 96,549.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,546.84 : 174,638.16 = 69,961.86 : x
  2. Step 2: Convert to fraction form
    126,546.84/174,638.16 = 69,961.86/x
  3. Step 3: Cross multiply
    126,546.84x = 174,638.16 × 69,961.86
  4. Step 4: Simplify right side
    126,546.84x = 12,218,010,500.58
  5. Step 5: Solve for x
    x = 12,218,010,500.58/126,546.84
  6. Step 6: Final answer
    x = 96,549.31

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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.