Home / 23,242.80-34,878.50-9,200.43

Finding the Fourth Proportional to 23,242.80, 34,878.50 and 9,200.43

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Solution

The fourth proportional to 23,242.80, 34,878.50 and 9,200.43 is: 13,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,242.80 : 34,878.50 = 9,200.43 : x
  2. Step 2: Convert to fraction form
    23,242.80/34,878.50 = 9,200.43/x
  3. Step 3: Cross multiply
    23,242.80x = 34,878.50 × 9,200.43
  4. Step 4: Simplify right side
    23,242.80x = 320,897,197.76
  5. Step 5: Solve for x
    x = 320,897,197.76/23,242.80
  6. Step 6: Final answer
    x = 13,806.31

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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.