Home / 48,138.04-66,403.82-27,992.70

Finding the Fourth Proportional to 48,138.04, 66,403.82 and 27,992.70

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Solution

The fourth proportional to 48,138.04, 66,403.82 and 27,992.70 is: 38,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.04 : 66,403.82 = 27,992.70 : x
  2. Step 2: Convert to fraction form
    48,138.04/66,403.82 = 27,992.70/x
  3. Step 3: Cross multiply
    48,138.04x = 66,403.82 × 27,992.70
  4. Step 4: Simplify right side
    48,138.04x = 1,858,822,212.11
  5. Step 5: Solve for x
    x = 1,858,822,212.11/48,138.04
  6. Step 6: Final answer
    x = 38,614.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.