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Finding the Fourth Proportional to 73,632.93, 110,416.59 and 26,853

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Solution

The fourth proportional to 73,632.93, 110,416.59 and 26,853 is: 40,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,632.93 : 110,416.59 = 26,853 : x
  2. Step 2: Convert to fraction form
    73,632.93/110,416.59 = 26,853/x
  3. Step 3: Cross multiply
    73,632.93x = 110,416.59 × 26,853
  4. Step 4: Simplify right side
    73,632.93x = 2,965,016,691.27
  5. Step 5: Solve for x
    x = 2,965,016,691.27/73,632.93
  6. Step 6: Final answer
    x = 40,267.54

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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.