Home / 17,132.30-25,702.54-5,445.54

Finding the Fourth Proportional to 17,132.30, 25,702.54 and 5,445.54

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Solution

The fourth proportional to 17,132.30, 25,702.54 and 5,445.54 is: 8,169.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132.30 : 25,702.54 = 5,445.54 : x
  2. Step 2: Convert to fraction form
    17,132.30/25,702.54 = 5,445.54/x
  3. Step 3: Cross multiply
    17,132.30x = 25,702.54 × 5,445.54
  4. Step 4: Simplify right side
    17,132.30x = 139,964,209.67
  5. Step 5: Solve for x
    x = 139,964,209.67/17,132.30
  6. Step 6: Final answer
    x = 8,169.61

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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.