Home / 48,380.55-72,565.38-16,784.79

Finding the Fourth Proportional to 48,380.55, 72,565.38 and 16,784.79

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Solution

The fourth proportional to 48,380.55, 72,565.38 and 16,784.79 is: 25,175.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,380.55 : 72,565.38 = 16,784.79 : x
  2. Step 2: Convert to fraction form
    48,380.55/72,565.38 = 16,784.79/x
  3. Step 3: Cross multiply
    48,380.55x = 72,565.38 × 16,784.79
  4. Step 4: Simplify right side
    48,380.55x = 1,217,994,664.57
  5. Step 5: Solve for x
    x = 1,217,994,664.57/48,380.55
  6. Step 6: Final answer
    x = 25,175.30

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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.