Home / 126,006.60-173,889.09-69,417.97

Finding the Fourth Proportional to 126,006.60, 173,889.09 and 69,417.97

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Solution

The fourth proportional to 126,006.60, 173,889.09 and 69,417.97 is: 95,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,006.60 : 173,889.09 = 69,417.97 : x
  2. Step 2: Convert to fraction form
    126,006.60/173,889.09 = 69,417.97/x
  3. Step 3: Cross multiply
    126,006.60x = 173,889.09 × 69,417.97
  4. Step 4: Simplify right side
    126,006.60x = 12,071,027,632.95
  5. Step 5: Solve for x
    x = 12,071,027,632.95/126,006.60
  6. Step 6: Final answer
    x = 95,796.79

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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.