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Finding the Fourth Proportional to 62,540.64, 86,306.13 and 33,860.32

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Solution

The fourth proportional to 62,540.64, 86,306.13 and 33,860.32 is: 46,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,540.64 : 86,306.13 = 33,860.32 : x
  2. Step 2: Convert to fraction form
    62,540.64/86,306.13 = 33,860.32/x
  3. Step 3: Cross multiply
    62,540.64x = 86,306.13 × 33,860.32
  4. Step 4: Simplify right side
    62,540.64x = 2,922,352,964.00
  5. Step 5: Solve for x
    x = 2,922,352,964.00/62,540.64
  6. Step 6: Final answer
    x = 46,727.26

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1.5x scale

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.