Home / 47,806.30-65,966.30-26,581.48

Finding the Fourth Proportional to 47,806.30, 65,966.30 and 26,581.48

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Solution

The fourth proportional to 47,806.30, 65,966.30 and 26,581.48 is: 36,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,806.30 : 65,966.30 = 26,581.48 : x
  2. Step 2: Convert to fraction form
    47,806.30/65,966.30 = 26,581.48/x
  3. Step 3: Cross multiply
    47,806.30x = 65,966.30 × 26,581.48
  4. Step 4: Simplify right side
    47,806.30x = 1,753,481,751.22
  5. Step 5: Solve for x
    x = 1,753,481,751.22/47,806.30
  6. Step 6: Final answer
    x = 36,678.88

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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.