Home / 25,202.30-34,764.54-15,124.96

Finding the Fourth Proportional to 25,202.30, 34,764.54 and 15,124.96

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Solution

The fourth proportional to 25,202.30, 34,764.54 and 15,124.96 is: 20,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,202.30 : 34,764.54 = 15,124.96 : x
  2. Step 2: Convert to fraction form
    25,202.30/34,764.54 = 15,124.96/x
  3. Step 3: Cross multiply
    25,202.30x = 34,764.54 × 15,124.96
  4. Step 4: Simplify right side
    25,202.30x = 525,812,103.10
  5. Step 5: Solve for x
    x = 525,812,103.10/25,202.30
  6. Step 6: Final answer
    x = 20,863.66

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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.