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Finding the Fourth Proportional to 73,615.88, 110,344.44 and 36,132.32

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Solution

The fourth proportional to 73,615.88, 110,344.44 and 36,132.32 is: 54,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,615.88 : 110,344.44 = 36,132.32 : x
  2. Step 2: Convert to fraction form
    73,615.88/110,344.44 = 36,132.32/x
  3. Step 3: Cross multiply
    73,615.88x = 110,344.44 × 36,132.32
  4. Step 4: Simplify right side
    73,615.88x = 3,987,000,616.30
  5. Step 5: Solve for x
    x = 3,987,000,616.30/73,615.88
  6. Step 6: Final answer
    x = 54,159.52

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1.5x scale

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.