Home / 126,769.92-174,935.83-69,398.25

Finding the Fourth Proportional to 126,769.92, 174,935.83 and 69,398.25

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Solution

The fourth proportional to 126,769.92, 174,935.83 and 69,398.25 is: 95,765.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,769.92 : 174,935.83 = 69,398.25 : x
  2. Step 2: Convert to fraction form
    126,769.92/174,935.83 = 69,398.25/x
  3. Step 3: Cross multiply
    126,769.92x = 174,935.83 × 69,398.25
  4. Step 4: Simplify right side
    126,769.92x = 12,140,240,113.71
  5. Step 5: Solve for x
    x = 12,140,240,113.71/126,769.92
  6. Step 6: Final answer
    x = 95,765.94

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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.