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Finding the Fourth Proportional to 171,468.62, 236,624.12 and 94,987.47

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Solution

The fourth proportional to 171,468.62, 236,624.12 and 94,987.47 is: 131,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,468.62 : 236,624.12 = 94,987.47 : x
  2. Step 2: Convert to fraction form
    171,468.62/236,624.12 = 94,987.47/x
  3. Step 3: Cross multiply
    171,468.62x = 236,624.12 × 94,987.47
  4. Step 4: Simplify right side
    171,468.62x = 22,476,326,499.78
  5. Step 5: Solve for x
    x = 22,476,326,499.78/171,468.62
  6. Step 6: Final answer
    x = 131,081.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.