Home / 102,833.58-141,912.28-62,549.04

Finding the Fourth Proportional to 102,833.58, 141,912.28 and 62,549.04

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Solution

The fourth proportional to 102,833.58, 141,912.28 and 62,549.04 is: 86,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,833.58 : 141,912.28 = 62,549.04 : x
  2. Step 2: Convert to fraction form
    102,833.58/141,912.28 = 62,549.04/x
  3. Step 3: Cross multiply
    102,833.58x = 141,912.28 × 62,549.04
  4. Step 4: Simplify right side
    102,833.58x = 8,876,476,878.21
  5. Step 5: Solve for x
    x = 8,876,476,878.21/102,833.58
  6. Step 6: Final answer
    x = 86,318.85

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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.