Home / 47,910.48-66,115.08-27,767.76

Finding the Fourth Proportional to 47,910.48, 66,115.08 and 27,767.76

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Solution

The fourth proportional to 47,910.48, 66,115.08 and 27,767.76 is: 38,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,910.48 : 66,115.08 = 27,767.76 : x
  2. Step 2: Convert to fraction form
    47,910.48/66,115.08 = 27,767.76/x
  3. Step 3: Cross multiply
    47,910.48x = 66,115.08 × 27,767.76
  4. Step 4: Simplify right side
    47,910.48x = 1,835,867,673.82
  5. Step 5: Solve for x
    x = 1,835,867,673.82/47,910.48
  6. Step 6: Final answer
    x = 38,318.71

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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.