Home / 68,033.28-101,535.41-66,261.81

Finding the Fourth Proportional to 68,033.28, 101,535.41 and 66,261.81

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Solution

The fourth proportional to 68,033.28, 101,535.41 and 66,261.81 is: 98,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,033.28 : 101,535.41 = 66,261.81 : x
  2. Step 2: Convert to fraction form
    68,033.28/101,535.41 = 66,261.81/x
  3. Step 3: Cross multiply
    68,033.28x = 101,535.41 × 66,261.81
  4. Step 4: Simplify right side
    68,033.28x = 6,727,919,714.38
  5. Step 5: Solve for x
    x = 6,727,919,714.38/68,033.28
  6. Step 6: Final answer
    x = 98,891.60

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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.