Home / 136,839.33-205,175.15-48,103.02

Finding the Fourth Proportional to 136,839.33, 205,175.15 and 48,103.02

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Solution

The fourth proportional to 136,839.33, 205,175.15 and 48,103.02 is: 72,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,839.33 : 205,175.15 = 48,103.02 : x
  2. Step 2: Convert to fraction form
    136,839.33/205,175.15 = 48,103.02/x
  3. Step 3: Cross multiply
    136,839.33x = 205,175.15 × 48,103.02
  4. Step 4: Simplify right side
    136,839.33x = 9,869,544,103.44
  5. Step 5: Solve for x
    x = 9,869,544,103.44/136,839.33
  6. Step 6: Final answer
    x = 72,125.05

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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.