Home / 215,765.27-297,883.65-191,825.69

Finding the Fourth Proportional to 215,765.27, 297,883.65 and 191,825.69

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Solution

The fourth proportional to 215,765.27, 297,883.65 and 191,825.69 is: 264,832.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,765.27 : 297,883.65 = 191,825.69 : x
  2. Step 2: Convert to fraction form
    215,765.27/297,883.65 = 191,825.69/x
  3. Step 3: Cross multiply
    215,765.27x = 297,883.65 × 191,825.69
  4. Step 4: Simplify right side
    215,765.27x = 57,141,737,904.78
  5. Step 5: Solve for x
    x = 57,141,737,904.78/215,765.27
  6. Step 6: Final answer
    x = 264,832.88

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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.