Home / 77,519.23-106,975.16-43,527.98

Finding the Fourth Proportional to 77,519.23, 106,975.16 and 43,527.98

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Solution

The fourth proportional to 77,519.23, 106,975.16 and 43,527.98 is: 60,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,519.23 : 106,975.16 = 43,527.98 : x
  2. Step 2: Convert to fraction form
    77,519.23/106,975.16 = 43,527.98/x
  3. Step 3: Cross multiply
    77,519.23x = 106,975.16 × 43,527.98
  4. Step 4: Simplify right side
    77,519.23x = 4,656,412,624.98
  5. Step 5: Solve for x
    x = 4,656,412,624.98/77,519.23
  6. Step 6: Final answer
    x = 60,067.84

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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.