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Finding the Fourth Proportional to 67,679.39, 93,396.43 and 37,464.08

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Solution

The fourth proportional to 67,679.39, 93,396.43 and 37,464.08 is: 51,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,679.39 : 93,396.43 = 37,464.08 : x
  2. Step 2: Convert to fraction form
    67,679.39/93,396.43 = 37,464.08/x
  3. Step 3: Cross multiply
    67,679.39x = 93,396.43 × 37,464.08
  4. Step 4: Simplify right side
    67,679.39x = 3,499,010,905.08
  5. Step 5: Solve for x
    x = 3,499,010,905.08/67,679.39
  6. Step 6: Final answer
    x = 51,699.80

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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.