Home / 103,917.06-155,874.66-32,839.71

Finding the Fourth Proportional to 103,917.06, 155,874.66 and 32,839.71

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Solution

The fourth proportional to 103,917.06, 155,874.66 and 32,839.71 is: 49,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,917.06 : 155,874.66 = 32,839.71 : x
  2. Step 2: Convert to fraction form
    103,917.06/155,874.66 = 32,839.71/x
  3. Step 3: Cross multiply
    103,917.06x = 155,874.66 × 32,839.71
  4. Step 4: Simplify right side
    103,917.06x = 5,118,878,630.75
  5. Step 5: Solve for x
    x = 5,118,878,630.75/103,917.06
  6. Step 6: Final answer
    x = 49,259.27

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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.