Home / 71,931.24-107,897.86-27,560.24

Finding the Fourth Proportional to 71,931.24, 107,897.86 and 27,560.24

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Solution

The fourth proportional to 71,931.24, 107,897.86 and 27,560.24 is: 41,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,931.24 : 107,897.86 = 27,560.24 : x
  2. Step 2: Convert to fraction form
    71,931.24/107,897.86 = 27,560.24/x
  3. Step 3: Cross multiply
    71,931.24x = 107,897.86 × 27,560.24
  4. Step 4: Simplify right side
    71,931.24x = 2,973,690,917.09
  5. Step 5: Solve for x
    x = 2,973,690,917.09/71,931.24
  6. Step 6: Final answer
    x = 41,340.74

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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.