Home / 73,960.19-110,967.99-38,399.31

Finding the Fourth Proportional to 73,960.19, 110,967.99 and 38,399.31

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Solution

The fourth proportional to 73,960.19, 110,967.99 and 38,399.31 is: 57,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,960.19 : 110,967.99 = 38,399.31 : x
  2. Step 2: Convert to fraction form
    73,960.19/110,967.99 = 38,399.31/x
  3. Step 3: Cross multiply
    73,960.19x = 110,967.99 × 38,399.31
  4. Step 4: Simplify right side
    73,960.19x = 4,261,094,104.09
  5. Step 5: Solve for x
    x = 4,261,094,104.09/73,960.19
  6. Step 6: Final answer
    x = 57,613.35

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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.