Home / 47,500.09-71,305.35-27,792.79

Finding the Fourth Proportional to 47,500.09, 71,305.35 and 27,792.79

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Solution

The fourth proportional to 47,500.09, 71,305.35 and 27,792.79 is: 41,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,500.09 : 71,305.35 = 27,792.79 : x
  2. Step 2: Convert to fraction form
    47,500.09/71,305.35 = 27,792.79/x
  3. Step 3: Cross multiply
    47,500.09x = 71,305.35 × 27,792.79
  4. Step 4: Simplify right side
    47,500.09x = 1,981,774,618.43
  5. Step 5: Solve for x
    x = 1,981,774,618.43/47,500.09
  6. Step 6: Final answer
    x = 41,721.49

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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.