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Finding the Fourth Proportional to 68,066.46, 93,932.87 and 37,440.86

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Solution

The fourth proportional to 68,066.46, 93,932.87 and 37,440.86 is: 51,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,066.46 : 93,932.87 = 37,440.86 : x
  2. Step 2: Convert to fraction form
    68,066.46/93,932.87 = 37,440.86/x
  3. Step 3: Cross multiply
    68,066.46x = 93,932.87 × 37,440.86
  4. Step 4: Simplify right side
    68,066.46x = 3,516,926,778.20
  5. Step 5: Solve for x
    x = 3,516,926,778.20/68,066.46
  6. Step 6: Final answer
    x = 51,669.01

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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.