Home / 68,027.28-101,526.47-66,255.81

Finding the Fourth Proportional to 68,027.28, 101,526.47 and 66,255.81

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Solution

The fourth proportional to 68,027.28, 101,526.47 and 66,255.81 is: 98,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,027.28 : 101,526.47 = 66,255.81 : x
  2. Step 2: Convert to fraction form
    68,027.28/101,526.47 = 66,255.81/x
  3. Step 3: Cross multiply
    68,027.28x = 101,526.47 × 66,255.81
  4. Step 4: Simplify right side
    68,027.28x = 6,726,718,175.01
  5. Step 5: Solve for x
    x = 6,726,718,175.01/68,027.28
  6. Step 6: Final answer
    x = 98,882.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.