Home / 68,514.55-94,551.77-38,304.89

Finding the Fourth Proportional to 68,514.55, 94,551.77 and 38,304.89

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Solution

The fourth proportional to 68,514.55, 94,551.77 and 38,304.89 is: 52,861.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,514.55 : 94,551.77 = 38,304.89 : x
  2. Step 2: Convert to fraction form
    68,514.55/94,551.77 = 38,304.89/x
  3. Step 3: Cross multiply
    68,514.55x = 94,551.77 × 38,304.89
  4. Step 4: Simplify right side
    68,514.55x = 3,621,795,149.16
  5. Step 5: Solve for x
    x = 3,621,795,149.16/68,514.55
  6. Step 6: Final answer
    x = 52,861.69

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1.5x scale

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.