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Finding the Fourth Proportional to 21,739.73, 32,604.73 and 10,041.71

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Solution

The fourth proportional to 21,739.73, 32,604.73 and 10,041.71 is: 15,060.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739.73 : 32,604.73 = 10,041.71 : x
  2. Step 2: Convert to fraction form
    21,739.73/32,604.73 = 10,041.71/x
  3. Step 3: Cross multiply
    21,739.73x = 32,604.73 × 10,041.71
  4. Step 4: Simplify right side
    21,739.73x = 327,407,055.16
  5. Step 5: Solve for x
    x = 327,407,055.16/21,739.73
  6. Step 6: Final answer
    x = 15,060.31

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Why These Related Problems?

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