Home / 79,424.03-109,605.92-43,614.79

Finding the Fourth Proportional to 79,424.03, 109,605.92 and 43,614.79

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Solution

The fourth proportional to 79,424.03, 109,605.92 and 43,614.79 is: 60,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,424.03 : 109,605.92 = 43,614.79 : x
  2. Step 2: Convert to fraction form
    79,424.03/109,605.92 = 43,614.79/x
  3. Step 3: Cross multiply
    79,424.03x = 109,605.92 × 43,614.79
  4. Step 4: Simplify right side
    79,424.03x = 4,780,438,417.45
  5. Step 5: Solve for x
    x = 4,780,438,417.45/79,424.03
  6. Step 6: Final answer
    x = 60,188.82

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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.