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Finding the Fourth Proportional to 62,858.56, 86,739.66 and 37,013.02

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Solution

The fourth proportional to 62,858.56, 86,739.66 and 37,013.02 is: 51,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,858.56 : 86,739.66 = 37,013.02 : x
  2. Step 2: Convert to fraction form
    62,858.56/86,739.66 = 37,013.02/x
  3. Step 3: Cross multiply
    62,858.56x = 86,739.66 × 37,013.02
  4. Step 4: Simplify right side
    62,858.56x = 3,210,496,770.37
  5. Step 5: Solve for x
    x = 3,210,496,770.37/62,858.56
  6. Step 6: Final answer
    x = 51,074.93

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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.