Home / 170,232.10-255,348.15-157,401.70

Finding the Fourth Proportional to 170,232.10, 255,348.15 and 157,401.70

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Solution

The fourth proportional to 170,232.10, 255,348.15 and 157,401.70 is: 236,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,232.10 : 255,348.15 = 157,401.70 : x
  2. Step 2: Convert to fraction form
    170,232.10/255,348.15 = 157,401.70/x
  3. Step 3: Cross multiply
    170,232.10x = 255,348.15 × 157,401.70
  4. Step 4: Simplify right side
    170,232.10x = 40,192,232,901.86
  5. Step 5: Solve for x
    x = 40,192,232,901.86/170,232.10
  6. Step 6: Final answer
    x = 236,102.55

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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.