Home / 48,357.90-72,493.08-17,185.86

Finding the Fourth Proportional to 48,357.90, 72,493.08 and 17,185.86

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Solution

The fourth proportional to 48,357.90, 72,493.08 and 17,185.86 is: 25,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,357.90 : 72,493.08 = 17,185.86 : x
  2. Step 2: Convert to fraction form
    48,357.90/72,493.08 = 17,185.86/x
  3. Step 3: Cross multiply
    48,357.90x = 72,493.08 × 17,185.86
  4. Step 4: Simplify right side
    48,357.90x = 1,245,855,923.85
  5. Step 5: Solve for x
    x = 1,245,855,923.85/48,357.90
  6. Step 6: Final answer
    x = 25,763.23

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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.