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Finding the Fourth Proportional to 62,235.36, 85,900.32 and 37,080

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Solution

The fourth proportional to 62,235.36, 85,900.32 and 37,080 is: 51,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,235.36 : 85,900.32 = 37,080 : x
  2. Step 2: Convert to fraction form
    62,235.36/85,900.32 = 37,080/x
  3. Step 3: Cross multiply
    62,235.36x = 85,900.32 × 37,080
  4. Step 4: Simplify right side
    62,235.36x = 3,185,183,865.60
  5. Step 5: Solve for x
    x = 3,185,183,865.60/62,235.36
  6. Step 6: Final answer
    x = 51,179.65

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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.