Home / 170,821.20-255,540.60-150,085.20

Finding the Fourth Proportional to 170,821.20, 255,540.60 and 150,085.20

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Solution

The fourth proportional to 170,821.20, 255,540.60 and 150,085.20 is: 224,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821.20 : 255,540.60 = 150,085.20 : x
  2. Step 2: Convert to fraction form
    170,821.20/255,540.60 = 150,085.20/x
  3. Step 3: Cross multiply
    170,821.20x = 255,540.60 × 150,085.20
  4. Step 4: Simplify right side
    170,821.20x = 38,352,862,059.12
  5. Step 5: Solve for x
    x = 38,352,862,059.12/170,821.20
  6. Step 6: Final answer
    x = 224,520.50

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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.