Home / 67,307.22-100,962.45-27,853.74

Finding the Fourth Proportional to 67,307.22, 100,962.45 and 27,853.74

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Solution

The fourth proportional to 67,307.22, 100,962.45 and 27,853.74 is: 41,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,307.22 : 100,962.45 = 27,853.74 : x
  2. Step 2: Convert to fraction form
    67,307.22/100,962.45 = 27,853.74/x
  3. Step 3: Cross multiply
    67,307.22x = 100,962.45 × 27,853.74
  4. Step 4: Simplify right side
    67,307.22x = 2,812,181,832.06
  5. Step 5: Solve for x
    x = 2,812,181,832.06/67,307.22
  6. Step 6: Final answer
    x = 41,781.28

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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.