Home / 67,649.06-101,479.56-17,728.96

Finding the Fourth Proportional to 67,649.06, 101,479.56 and 17,728.96

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Solution

The fourth proportional to 67,649.06, 101,479.56 and 17,728.96 is: 26,595.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,649.06 : 101,479.56 = 17,728.96 : x
  2. Step 2: Convert to fraction form
    67,649.06/101,479.56 = 17,728.96/x
  3. Step 3: Cross multiply
    67,649.06x = 101,479.56 × 17,728.96
  4. Step 4: Simplify right side
    67,649.06x = 1,799,126,806.36
  5. Step 5: Solve for x
    x = 1,799,126,806.36/67,649.06
  6. Step 6: Final answer
    x = 26,595.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.