Home / 140,350.56-211,351.92-101,183.28

Finding the Fourth Proportional to 140,350.56, 211,351.92 and 101,183.28

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Solution

The fourth proportional to 140,350.56, 211,351.92 and 101,183.28 is: 152,370.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,350.56 : 211,351.92 = 101,183.28 : x
  2. Step 2: Convert to fraction form
    140,350.56/211,351.92 = 101,183.28/x
  3. Step 3: Cross multiply
    140,350.56x = 211,351.92 × 101,183.28
  4. Step 4: Simplify right side
    140,350.56x = 21,385,280,499.90
  5. Step 5: Solve for x
    x = 21,385,280,499.90/140,350.56
  6. Step 6: Final answer
    x = 152,370.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.