Home / 410,181.28-615,546.48-143,943.04

Finding the Fourth Proportional to 410,181.28, 615,546.48 and 143,943.04

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Solution

The fourth proportional to 410,181.28, 615,546.48 and 143,943.04 is: 216,010.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,181.28 : 615,546.48 = 143,943.04 : x
  2. Step 2: Convert to fraction form
    410,181.28/615,546.48 = 143,943.04/x
  3. Step 3: Cross multiply
    410,181.28x = 615,546.48 × 143,943.04
  4. Step 4: Simplify right side
    410,181.28x = 88,603,631,592.50
  5. Step 5: Solve for x
    x = 88,603,631,592.50/410,181.28
  6. Step 6: Final answer
    x = 216,010.91

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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.