Home / 48,549.58-72,833.56-18,965.55

Finding the Fourth Proportional to 48,549.58, 72,833.56 and 18,965.55

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Solution

The fourth proportional to 48,549.58, 72,833.56 and 18,965.55 is: 28,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,549.58 : 72,833.56 = 18,965.55 : x
  2. Step 2: Convert to fraction form
    48,549.58/72,833.56 = 18,965.55/x
  3. Step 3: Cross multiply
    48,549.58x = 72,833.56 × 18,965.55
  4. Step 4: Simplify right side
    48,549.58x = 1,381,328,523.86
  5. Step 5: Solve for x
    x = 1,381,328,523.86/48,549.58
  6. Step 6: Final answer
    x = 28,451.92

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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.