Home / 126,769.50-174,935.26-69,397.83

Finding the Fourth Proportional to 126,769.50, 174,935.26 and 69,397.83

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Solution

The fourth proportional to 126,769.50, 174,935.26 and 69,397.83 is: 95,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,769.50 : 174,935.26 = 69,397.83 : x
  2. Step 2: Convert to fraction form
    126,769.50/174,935.26 = 69,397.83/x
  3. Step 3: Cross multiply
    126,769.50x = 174,935.26 × 69,397.83
  4. Step 4: Simplify right side
    126,769.50x = 12,140,126,490.45
  5. Step 5: Solve for x
    x = 12,140,126,490.45/126,769.50
  6. Step 6: Final answer
    x = 95,765.36

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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.