Home / 126,552.30-174,635.28-69,960

Finding the Fourth Proportional to 126,552.30, 174,635.28 and 69,960

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Solution

The fourth proportional to 126,552.30, 174,635.28 and 69,960 is: 96,540.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,552.30 : 174,635.28 = 69,960 : x
  2. Step 2: Convert to fraction form
    126,552.30/174,635.28 = 69,960/x
  3. Step 3: Cross multiply
    126,552.30x = 174,635.28 × 69,960
  4. Step 4: Simplify right side
    126,552.30x = 12,217,484,188.80
  5. Step 5: Solve for x
    x = 12,217,484,188.80/126,552.30
  6. Step 6: Final answer
    x = 96,540.99

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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.