Home / 77,952.23-107,577.20-43,499.97

Finding the Fourth Proportional to 77,952.23, 107,577.20 and 43,499.97

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Solution

The fourth proportional to 77,952.23, 107,577.20 and 43,499.97 is: 60,031.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,952.23 : 107,577.20 = 43,499.97 : x
  2. Step 2: Convert to fraction form
    77,952.23/107,577.20 = 43,499.97/x
  3. Step 3: Cross multiply
    77,952.23x = 107,577.20 × 43,499.97
  4. Step 4: Simplify right side
    77,952.23x = 4,679,605,081.43
  5. Step 5: Solve for x
    x = 4,679,605,081.43/77,952.23
  6. Step 6: Final answer
    x = 60,031.71

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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.