Home / 269,525.20-403,947.60-136,442.20

Finding the Fourth Proportional to 269,525.20, 403,947.60 and 136,442.20

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Solution

The fourth proportional to 269,525.20, 403,947.60 and 136,442.20 is: 204,491.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,525.20 : 403,947.60 = 136,442.20 : x
  2. Step 2: Convert to fraction form
    269,525.20/403,947.60 = 136,442.20/x
  3. Step 3: Cross multiply
    269,525.20x = 403,947.60 × 136,442.20
  4. Step 4: Simplify right side
    269,525.20x = 55,115,499,228.72
  5. Step 5: Solve for x
    x = 55,115,499,228.72/269,525.20
  6. Step 6: Final answer
    x = 204,491.08

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1.5x scale

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.