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Finding the Fourth Proportional to 21,365.94, 32,052.42 and 6,574.53

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Solution

The fourth proportional to 21,365.94, 32,052.42 and 6,574.53 is: 9,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,365.94 : 32,052.42 = 6,574.53 : x
  2. Step 2: Convert to fraction form
    21,365.94/32,052.42 = 6,574.53/x
  3. Step 3: Cross multiply
    21,365.94x = 32,052.42 × 6,574.53
  4. Step 4: Simplify right side
    21,365.94x = 210,729,596.86
  5. Step 5: Solve for x
    x = 210,729,596.86/21,365.94
  6. Step 6: Final answer
    x = 9,862.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.