Home / 126,057.72-173,959.74-69,468.96

Finding the Fourth Proportional to 126,057.72, 173,959.74 and 69,468.96

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Solution

The fourth proportional to 126,057.72, 173,959.74 and 69,468.96 is: 95,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,057.72 : 173,959.74 = 69,468.96 : x
  2. Step 2: Convert to fraction form
    126,057.72/173,959.74 = 69,468.96/x
  3. Step 3: Cross multiply
    126,057.72x = 173,959.74 × 69,468.96
  4. Step 4: Simplify right side
    126,057.72x = 12,084,802,219.67
  5. Step 5: Solve for x
    x = 12,084,802,219.67/126,057.72
  6. Step 6: Final answer
    x = 95,867.21

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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.