Home / 110,307.32-165,439.18-30,324.65

Finding the Fourth Proportional to 110,307.32, 165,439.18 and 30,324.65

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Solution

The fourth proportional to 110,307.32, 165,439.18 and 30,324.65 is: 45,480.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,307.32 : 165,439.18 = 30,324.65 : x
  2. Step 2: Convert to fraction form
    110,307.32/165,439.18 = 30,324.65/x
  3. Step 3: Cross multiply
    110,307.32x = 165,439.18 × 30,324.65
  4. Step 4: Simplify right side
    110,307.32x = 5,016,884,525.78
  5. Step 5: Solve for x
    x = 5,016,884,525.78/110,307.32
  6. Step 6: Final answer
    x = 45,480.98

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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.