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Finding the Fourth Proportional to 62,783.58, 86,582.04 and 41,235.36

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Solution

The fourth proportional to 62,783.58, 86,582.04 and 41,235.36 is: 56,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,783.58 : 86,582.04 = 41,235.36 : x
  2. Step 2: Convert to fraction form
    62,783.58/86,582.04 = 41,235.36/x
  3. Step 3: Cross multiply
    62,783.58x = 86,582.04 × 41,235.36
  4. Step 4: Simplify right side
    62,783.58x = 3,570,241,588.93
  5. Step 5: Solve for x
    x = 3,570,241,588.93/62,783.58
  6. Step 6: Final answer
    x = 56,865.85

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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.