Home / 126,042.56-173,938.92-69,455.36

Finding the Fourth Proportional to 126,042.56, 173,938.92 and 69,455.36

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Solution

The fourth proportional to 126,042.56, 173,938.92 and 69,455.36 is: 95,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,042.56 : 173,938.92 = 69,455.36 : x
  2. Step 2: Convert to fraction form
    126,042.56/173,938.92 = 69,455.36/x
  3. Step 3: Cross multiply
    126,042.56x = 173,938.92 × 69,455.36
  4. Step 4: Simplify right side
    126,042.56x = 12,080,990,306.61
  5. Step 5: Solve for x
    x = 12,080,990,306.61/126,042.56
  6. Step 6: Final answer
    x = 95,848.50

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1.5x scale

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.