Home / 47,825.80-71,706.30-25,340.20

Finding the Fourth Proportional to 47,825.80, 71,706.30 and 25,340.20

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Solution

The fourth proportional to 47,825.80, 71,706.30 and 25,340.20 is: 37,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,825.80 : 71,706.30 = 25,340.20 : x
  2. Step 2: Convert to fraction form
    47,825.80/71,706.30 = 25,340.20/x
  3. Step 3: Cross multiply
    47,825.80x = 71,706.30 × 25,340.20
  4. Step 4: Simplify right side
    47,825.80x = 1,817,051,983.26
  5. Step 5: Solve for x
    x = 1,817,051,983.26/47,825.80
  6. Step 6: Final answer
    x = 37,993.13

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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.