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Finding the Fourth Proportional to 68,009.59, 93,866.67 and 43,464.70

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Solution

The fourth proportional to 68,009.59, 93,866.67 and 43,464.70 is: 59,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,009.59 : 93,866.67 = 43,464.70 : x
  2. Step 2: Convert to fraction form
    68,009.59/93,866.67 = 43,464.70/x
  3. Step 3: Cross multiply
    68,009.59x = 93,866.67 × 43,464.70
  4. Step 4: Simplify right side
    68,009.59x = 4,079,886,651.55
  5. Step 5: Solve for x
    x = 4,079,886,651.55/68,009.59
  6. Step 6: Final answer
    x = 59,989.87

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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.