Home / 126,363.81-174,377.47-69,773.97

Finding the Fourth Proportional to 126,363.81, 174,377.47 and 69,773.97

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Solution

The fourth proportional to 126,363.81, 174,377.47 and 69,773.97 is: 96,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,363.81 : 174,377.47 = 69,773.97 : x
  2. Step 2: Convert to fraction form
    126,363.81/174,377.47 = 69,773.97/x
  3. Step 3: Cross multiply
    126,363.81x = 174,377.47 × 69,773.97
  4. Step 4: Simplify right side
    126,363.81x = 12,167,008,360.46
  5. Step 5: Solve for x
    x = 12,167,008,360.46/126,363.81
  6. Step 6: Final answer
    x = 96,285.55

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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.