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Finding the Fourth Proportional to 76,592.78, 105,694.62 and 44,322.27

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Solution

The fourth proportional to 76,592.78, 105,694.62 and 44,322.27 is: 61,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,592.78 : 105,694.62 = 44,322.27 : x
  2. Step 2: Convert to fraction form
    76,592.78/105,694.62 = 44,322.27/x
  3. Step 3: Cross multiply
    76,592.78x = 105,694.62 × 44,322.27
  4. Step 4: Simplify right side
    76,592.78x = 4,684,625,485.19
  5. Step 5: Solve for x
    x = 4,684,625,485.19/76,592.78
  6. Step 6: Final answer
    x = 61,162.76

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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.