Home / 47,763.50-65,894.38-28,867.82

Finding the Fourth Proportional to 47,763.50, 65,894.38 and 28,867.82

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Solution

The fourth proportional to 47,763.50, 65,894.38 and 28,867.82 is: 39,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,763.50 : 65,894.38 = 28,867.82 : x
  2. Step 2: Convert to fraction form
    47,763.50/65,894.38 = 28,867.82/x
  3. Step 3: Cross multiply
    47,763.50x = 65,894.38 × 28,867.82
  4. Step 4: Simplify right side
    47,763.50x = 1,902,226,699.21
  5. Step 5: Solve for x
    x = 1,902,226,699.21/47,763.50
  6. Step 6: Final answer
    x = 39,825.95

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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.