Home / 48,046.62-72,072.36-18,454.08

Finding the Fourth Proportional to 48,046.62, 72,072.36 and 18,454.08

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Solution

The fourth proportional to 48,046.62, 72,072.36 and 18,454.08 is: 27,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,046.62 : 72,072.36 = 18,454.08 : x
  2. Step 2: Convert to fraction form
    48,046.62/72,072.36 = 18,454.08/x
  3. Step 3: Cross multiply
    48,046.62x = 72,072.36 × 18,454.08
  4. Step 4: Simplify right side
    48,046.62x = 1,330,029,097.23
  5. Step 5: Solve for x
    x = 1,330,029,097.23/48,046.62
  6. Step 6: Final answer
    x = 27,682.05

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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.