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Finding the Fourth Proportional to 68,066.73, 93,931.04 and 37,850.90

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Solution

The fourth proportional to 68,066.73, 93,931.04 and 37,850.90 is: 52,233.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,066.73 : 93,931.04 = 37,850.90 : x
  2. Step 2: Convert to fraction form
    68,066.73/93,931.04 = 37,850.90/x
  3. Step 3: Cross multiply
    68,066.73x = 93,931.04 × 37,850.90
  4. Step 4: Simplify right side
    68,066.73x = 3,555,374,026.91
  5. Step 5: Solve for x
    x = 3,555,374,026.91/68,066.73
  6. Step 6: Final answer
    x = 52,233.65

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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.