Home / 48,174.18-72,272.24-25,987.06

Finding the Fourth Proportional to 48,174.18, 72,272.24 and 25,987.06

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Solution

The fourth proportional to 48,174.18, 72,272.24 and 25,987.06 is: 38,986.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,174.18 : 72,272.24 = 25,987.06 : x
  2. Step 2: Convert to fraction form
    48,174.18/72,272.24 = 25,987.06/x
  3. Step 3: Cross multiply
    48,174.18x = 72,272.24 × 25,987.06
  4. Step 4: Simplify right side
    48,174.18x = 1,878,143,037.21
  5. Step 5: Solve for x
    x = 1,878,143,037.21/48,174.18
  6. Step 6: Final answer
    x = 38,986.51

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1.5x scale

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.