Home / 48,199.69-72,292.40-18,613.83

Finding the Fourth Proportional to 48,199.69, 72,292.40 and 18,613.83

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Solution

The fourth proportional to 48,199.69, 72,292.40 and 18,613.83 is: 27,917.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,199.69 : 72,292.40 = 18,613.83 : x
  2. Step 2: Convert to fraction form
    48,199.69/72,292.40 = 18,613.83/x
  3. Step 3: Cross multiply
    48,199.69x = 72,292.40 × 18,613.83
  4. Step 4: Simplify right side
    48,199.69x = 1,345,638,691.72
  5. Step 5: Solve for x
    x = 1,345,638,691.72/48,199.69
  6. Step 6: Final answer
    x = 27,917.99

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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.