Home / 47,866.82-71,779.04-18,263.96

Finding the Fourth Proportional to 47,866.82, 71,779.04 and 18,263.96

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Solution

The fourth proportional to 47,866.82, 71,779.04 and 18,263.96 is: 27,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,866.82 : 71,779.04 = 18,263.96 : x
  2. Step 2: Convert to fraction form
    47,866.82/71,779.04 = 18,263.96/x
  3. Step 3: Cross multiply
    47,866.82x = 71,779.04 × 18,263.96
  4. Step 4: Simplify right side
    47,866.82x = 1,310,969,149.60
  5. Step 5: Solve for x
    x = 1,310,969,149.60/47,866.82
  6. Step 6: Final answer
    x = 27,387.85

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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.