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Finding the Fourth Proportional to 73,514.88, 110,418.12 and 62,980.83

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Solution

The fourth proportional to 73,514.88, 110,418.12 and 62,980.83 is: 94,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,514.88 : 110,418.12 = 62,980.83 : x
  2. Step 2: Convert to fraction form
    73,514.88/110,418.12 = 62,980.83/x
  3. Step 3: Cross multiply
    73,514.88x = 110,418.12 × 62,980.83
  4. Step 4: Simplify right side
    73,514.88x = 6,954,224,844.64
  5. Step 5: Solve for x
    x = 6,954,224,844.64/73,514.88
  6. Step 6: Final answer
    x = 94,596.15

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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.