Home / 36,140.38-54,199.62-9,841.70

Finding the Fourth Proportional to 36,140.38, 54,199.62 and 9,841.70

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Solution

The fourth proportional to 36,140.38, 54,199.62 and 9,841.70 is: 14,759.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,140.38 : 54,199.62 = 9,841.70 : x
  2. Step 2: Convert to fraction form
    36,140.38/54,199.62 = 9,841.70/x
  3. Step 3: Cross multiply
    36,140.38x = 54,199.62 × 9,841.70
  4. Step 4: Simplify right side
    36,140.38x = 533,416,400.15
  5. Step 5: Solve for x
    x = 533,416,400.15/36,140.38
  6. Step 6: Final answer
    x = 14,759.57

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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.