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Finding the Fourth Proportional to 62,567.97, 86,326.61 and 35,700.81

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Solution

The fourth proportional to 62,567.97, 86,326.61 and 35,700.81 is: 49,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,567.97 : 86,326.61 = 35,700.81 : x
  2. Step 2: Convert to fraction form
    62,567.97/86,326.61 = 35,700.81/x
  3. Step 3: Cross multiply
    62,567.97x = 86,326.61 × 35,700.81
  4. Step 4: Simplify right side
    62,567.97x = 3,081,929,723.05
  5. Step 5: Solve for x
    x = 3,081,929,723.05/62,567.97
  6. Step 6: Final answer
    x = 49,257.31

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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.