Home / 48,170.48-72,249.33-21,869.17

Finding the Fourth Proportional to 48,170.48, 72,249.33 and 21,869.17

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Solution

The fourth proportional to 48,170.48, 72,249.33 and 21,869.17 is: 32,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,170.48 : 72,249.33 = 21,869.17 : x
  2. Step 2: Convert to fraction form
    48,170.48/72,249.33 = 21,869.17/x
  3. Step 3: Cross multiply
    48,170.48x = 72,249.33 × 21,869.17
  4. Step 4: Simplify right side
    48,170.48x = 1,580,032,781.54
  5. Step 5: Solve for x
    x = 1,580,032,781.54/48,170.48
  6. Step 6: Final answer
    x = 32,800.86

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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.