Home / 66,832.38-92,233.08-38,539.89

Finding the Fourth Proportional to 66,832.38, 92,233.08 and 38,539.89

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Solution

The fourth proportional to 66,832.38, 92,233.08 and 38,539.89 is: 53,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,832.38 : 92,233.08 = 38,539.89 : x
  2. Step 2: Convert to fraction form
    66,832.38/92,233.08 = 38,539.89/x
  3. Step 3: Cross multiply
    66,832.38x = 92,233.08 × 38,539.89
  4. Step 4: Simplify right side
    66,832.38x = 3,554,652,757.56
  5. Step 5: Solve for x
    x = 3,554,652,757.56/66,832.38
  6. Step 6: Final answer
    x = 53,187.58

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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.