Home / 170,731.40-255,513.90-149,736.20

Finding the Fourth Proportional to 170,731.40, 255,513.90 and 149,736.20

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Solution

The fourth proportional to 170,731.40, 255,513.90 and 149,736.20 is: 224,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,731.40 : 255,513.90 = 149,736.20 : x
  2. Step 2: Convert to fraction form
    170,731.40/255,513.90 = 149,736.20/x
  3. Step 3: Cross multiply
    170,731.40x = 255,513.90 × 149,736.20
  4. Step 4: Simplify right side
    170,731.40x = 38,259,680,433.18
  5. Step 5: Solve for x
    x = 38,259,680,433.18/170,731.40
  6. Step 6: Final answer
    x = 224,092.82

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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.