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Finding the Fourth Proportional to 38,066.58, 52,534.62 and 21,936.48

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Solution

The fourth proportional to 38,066.58, 52,534.62 and 21,936.48 is: 30,273.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,066.58 : 52,534.62 = 21,936.48 : x
  2. Step 2: Convert to fraction form
    38,066.58/52,534.62 = 21,936.48/x
  3. Step 3: Cross multiply
    38,066.58x = 52,534.62 × 21,936.48
  4. Step 4: Simplify right side
    38,066.58x = 1,152,424,640.94
  5. Step 5: Solve for x
    x = 1,152,424,640.94/38,066.58
  6. Step 6: Final answer
    x = 30,273.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.