Home / 48,523.77-72,742.37-18,934.73

Finding the Fourth Proportional to 48,523.77, 72,742.37 and 18,934.73

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Solution

The fourth proportional to 48,523.77, 72,742.37 and 18,934.73 is: 28,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,523.77 : 72,742.37 = 18,934.73 : x
  2. Step 2: Convert to fraction form
    48,523.77/72,742.37 = 18,934.73/x
  3. Step 3: Cross multiply
    48,523.77x = 72,742.37 × 18,934.73
  4. Step 4: Simplify right side
    48,523.77x = 1,377,357,135.51
  5. Step 5: Solve for x
    x = 1,377,357,135.51/48,523.77
  6. Step 6: Final answer
    x = 28,385.20

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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.