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Finding the Fourth Proportional to 70,833.37, 106,216.17 and 41,259.64

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Solution

The fourth proportional to 70,833.37, 106,216.17 and 41,259.64 is: 61,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,833.37 : 106,216.17 = 41,259.64 : x
  2. Step 2: Convert to fraction form
    70,833.37/106,216.17 = 41,259.64/x
  3. Step 3: Cross multiply
    70,833.37x = 106,216.17 × 41,259.64
  4. Step 4: Simplify right side
    70,833.37x = 4,382,440,936.38
  5. Step 5: Solve for x
    x = 4,382,440,936.38/70,833.37
  6. Step 6: Final answer
    x = 61,869.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.