Home / 47,806.12-65,959.11-28,673.92

Finding the Fourth Proportional to 47,806.12, 65,959.11 and 28,673.92

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Solution

The fourth proportional to 47,806.12, 65,959.11 and 28,673.92 is: 39,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,806.12 : 65,959.11 = 28,673.92 : x
  2. Step 2: Convert to fraction form
    47,806.12/65,959.11 = 28,673.92/x
  3. Step 3: Cross multiply
    47,806.12x = 65,959.11 × 28,673.92
  4. Step 4: Simplify right side
    47,806.12x = 1,891,306,243.41
  5. Step 5: Solve for x
    x = 1,891,306,243.41/47,806.12
  6. Step 6: Final answer
    x = 39,562.01

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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.