Home / 103,536.15-155,249.55-44,304.90

Finding the Fourth Proportional to 103,536.15, 155,249.55 and 44,304.90

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Solution

The fourth proportional to 103,536.15, 155,249.55 and 44,304.90 is: 66,433.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,536.15 : 155,249.55 = 44,304.90 : x
  2. Step 2: Convert to fraction form
    103,536.15/155,249.55 = 44,304.90/x
  3. Step 3: Cross multiply
    103,536.15x = 155,249.55 × 44,304.90
  4. Step 4: Simplify right side
    103,536.15x = 6,878,315,787.80
  5. Step 5: Solve for x
    x = 6,878,315,787.80/103,536.15
  6. Step 6: Final answer
    x = 66,433.95

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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.