Home / 47,717.22-65,839.32-28,853.94

Finding the Fourth Proportional to 47,717.22, 65,839.32 and 28,853.94

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Solution

The fourth proportional to 47,717.22, 65,839.32 and 28,853.94 is: 39,812.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,717.22 : 65,839.32 = 28,853.94 : x
  2. Step 2: Convert to fraction form
    47,717.22/65,839.32 = 28,853.94/x
  3. Step 3: Cross multiply
    47,717.22x = 65,839.32 × 28,853.94
  4. Step 4: Simplify right side
    47,717.22x = 1,899,723,788.92
  5. Step 5: Solve for x
    x = 1,899,723,788.92/47,717.22
  6. Step 6: Final answer
    x = 39,812.12

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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.