Home / 366,918.10-550,377.15-156,577.30

Finding the Fourth Proportional to 366,918.10, 550,377.15 and 156,577.30

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Solution

The fourth proportional to 366,918.10, 550,377.15 and 156,577.30 is: 234,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,918.10 : 550,377.15 = 156,577.30 : x
  2. Step 2: Convert to fraction form
    366,918.10/550,377.15 = 156,577.30/x
  3. Step 3: Cross multiply
    366,918.10x = 550,377.15 × 156,577.30
  4. Step 4: Simplify right side
    366,918.10x = 86,176,568,128.70
  5. Step 5: Solve for x
    x = 86,176,568,128.70/366,918.10
  6. Step 6: Final answer
    x = 234,865.95

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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.