Home / 179,720.40-269,224.20-157,558.80

Finding the Fourth Proportional to 179,720.40, 269,224.20 and 157,558.80

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Solution

The fourth proportional to 179,720.40, 269,224.20 and 157,558.80 is: 236,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,720.40 : 269,224.20 = 157,558.80 : x
  2. Step 2: Convert to fraction form
    179,720.40/269,224.20 = 157,558.80/x
  3. Step 3: Cross multiply
    179,720.40x = 269,224.20 × 157,558.80
  4. Step 4: Simplify right side
    179,720.40x = 42,418,641,882.96
  5. Step 5: Solve for x
    x = 42,418,641,882.96/179,720.40
  6. Step 6: Final answer
    x = 236,025.75

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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.