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Finding the Fourth Proportional to 168,499.98, 232,530.39 and 92,019.69

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Solution

The fourth proportional to 168,499.98, 232,530.39 and 92,019.69 is: 126,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,499.98 : 232,530.39 = 92,019.69 : x
  2. Step 2: Convert to fraction form
    168,499.98/232,530.39 = 92,019.69/x
  3. Step 3: Cross multiply
    168,499.98x = 232,530.39 × 92,019.69
  4. Step 4: Simplify right side
    168,499.98x = 21,397,374,403.38
  5. Step 5: Solve for x
    x = 21,397,374,403.38/168,499.98
  6. Step 6: Final answer
    x = 126,987.40

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1.5x scale

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.