Home / 215,726.01-297,722.96-161,183.54

Finding the Fourth Proportional to 215,726.01, 297,722.96 and 161,183.54

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Solution

The fourth proportional to 215,726.01, 297,722.96 and 161,183.54 is: 222,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,726.01 : 297,722.96 = 161,183.54 : x
  2. Step 2: Convert to fraction form
    215,726.01/297,722.96 = 161,183.54/x
  3. Step 3: Cross multiply
    215,726.01x = 297,722.96 × 161,183.54
  4. Step 4: Simplify right side
    215,726.01x = 47,988,038,337.55
  5. Step 5: Solve for x
    x = 47,988,038,337.55/215,726.01
  6. Step 6: Final answer
    x = 222,449.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.