Home / 71,351.10-107,027.85-26,998.74

Finding the Fourth Proportional to 71,351.10, 107,027.85 and 26,998.74

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Solution

The fourth proportional to 71,351.10, 107,027.85 and 26,998.74 is: 40,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,351.10 : 107,027.85 = 26,998.74 : x
  2. Step 2: Convert to fraction form
    71,351.10/107,027.85 = 26,998.74/x
  3. Step 3: Cross multiply
    71,351.10x = 107,027.85 × 26,998.74
  4. Step 4: Simplify right side
    71,351.10x = 2,889,617,094.91
  5. Step 5: Solve for x
    x = 2,889,617,094.91/71,351.10
  6. Step 6: Final answer
    x = 40,498.56

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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.