Home / 157,512.20-236,270.10-39,183.80

Finding the Fourth Proportional to 157,512.20, 236,270.10 and 39,183.80

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Solution

The fourth proportional to 157,512.20, 236,270.10 and 39,183.80 is: 58,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,512.20 : 236,270.10 = 39,183.80 : x
  2. Step 2: Convert to fraction form
    157,512.20/236,270.10 = 39,183.80/x
  3. Step 3: Cross multiply
    157,512.20x = 236,270.10 × 39,183.80
  4. Step 4: Simplify right side
    157,512.20x = 9,257,960,344.38
  5. Step 5: Solve for x
    x = 9,257,960,344.38/157,512.20
  6. Step 6: Final answer
    x = 58,776.15

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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.