Home / 94,449.29-130,339.85-54,173.88

Finding the Fourth Proportional to 94,449.29, 130,339.85 and 54,173.88

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Solution

The fourth proportional to 94,449.29, 130,339.85 and 54,173.88 is: 74,759.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,449.29 : 130,339.85 = 54,173.88 : x
  2. Step 2: Convert to fraction form
    94,449.29/130,339.85 = 54,173.88/x
  3. Step 3: Cross multiply
    94,449.29x = 130,339.85 × 54,173.88
  4. Step 4: Simplify right side
    94,449.29x = 7,061,015,122.25
  5. Step 5: Solve for x
    x = 7,061,015,122.25/94,449.29
  6. Step 6: Final answer
    x = 74,759.86

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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.