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Finding the Fourth Proportional to 67,071.51, 100,591.63 and 24,971.42

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Solution

The fourth proportional to 67,071.51, 100,591.63 and 24,971.42 is: 37,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,071.51 : 100,591.63 = 24,971.42 : x
  2. Step 2: Convert to fraction form
    67,071.51/100,591.63 = 24,971.42/x
  3. Step 3: Cross multiply
    67,071.51x = 100,591.63 × 24,971.42
  4. Step 4: Simplify right side
    67,071.51x = 2,511,915,841.21
  5. Step 5: Solve for x
    x = 2,511,915,841.21/67,071.51
  6. Step 6: Final answer
    x = 37,451.31

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1.5x scale

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.