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Finding the Fourth Proportional to 32,621, 45,020.82 and 19,373

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Solution

The fourth proportional to 32,621, 45,020.82 and 19,373 is: 26,737.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,621 : 45,020.82 = 19,373 : x
  2. Step 2: Convert to fraction form
    32,621/45,020.82 = 19,373/x
  3. Step 3: Cross multiply
    32,621x = 45,020.82 × 19,373
  4. Step 4: Simplify right side
    32,621x = 872,188,345.86
  5. Step 5: Solve for x
    x = 872,188,345.86/32,621
  6. Step 6: Final answer
    x = 26,737.02

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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.