Home / 94,988.72-131,080.56-54,704

Finding the Fourth Proportional to 94,988.72, 131,080.56 and 54,704

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Solution

The fourth proportional to 94,988.72, 131,080.56 and 54,704 is: 75,489.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,988.72 : 131,080.56 = 54,704 : x
  2. Step 2: Convert to fraction form
    94,988.72/131,080.56 = 54,704/x
  3. Step 3: Cross multiply
    94,988.72x = 131,080.56 × 54,704
  4. Step 4: Simplify right side
    94,988.72x = 7,170,630,954.24
  5. Step 5: Solve for x
    x = 7,170,630,954.24/94,988.72
  6. Step 6: Final answer
    x = 75,489.29

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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.