Home / 48,174.68-72,272.99-25,987.56

Finding the Fourth Proportional to 48,174.68, 72,272.99 and 25,987.56

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Solution

The fourth proportional to 48,174.68, 72,272.99 and 25,987.56 is: 38,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,174.68 : 72,272.99 = 25,987.56 : x
  2. Step 2: Convert to fraction form
    48,174.68/72,272.99 = 25,987.56/x
  3. Step 3: Cross multiply
    48,174.68x = 72,272.99 × 25,987.56
  4. Step 4: Simplify right side
    48,174.68x = 1,878,198,664.00
  5. Step 5: Solve for x
    x = 1,878,198,664.00/48,174.68
  6. Step 6: Final answer
    x = 38,987.26

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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.