Home / 96,040.08-143,711.51-69,439.32

Finding the Fourth Proportional to 96,040.08, 143,711.51 and 69,439.32

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Solution

The fourth proportional to 96,040.08, 143,711.51 and 69,439.32 is: 103,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,040.08 : 143,711.51 = 69,439.32 : x
  2. Step 2: Convert to fraction form
    96,040.08/143,711.51 = 69,439.32/x
  3. Step 3: Cross multiply
    96,040.08x = 143,711.51 × 69,439.32
  4. Step 4: Simplify right side
    96,040.08x = 9,979,229,183.38
  5. Step 5: Solve for x
    x = 9,979,229,183.38/96,040.08
  6. Step 6: Final answer
    x = 103,906.92

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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.