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Finding the Fourth Proportional to 62,487.65, 86,232.60 and 33,807.24

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Solution

The fourth proportional to 62,487.65, 86,232.60 and 33,807.24 is: 46,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,487.65 : 86,232.60 = 33,807.24 : x
  2. Step 2: Convert to fraction form
    62,487.65/86,232.60 = 33,807.24/x
  3. Step 3: Cross multiply
    62,487.65x = 86,232.60 × 33,807.24
  4. Step 4: Simplify right side
    62,487.65x = 2,915,286,204.02
  5. Step 5: Solve for x
    x = 2,915,286,204.02/62,487.65
  6. Step 6: Final answer
    x = 46,653.80

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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.