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Finding the Fourth Proportional to 69,373.68, 104,018.37 and 27,203.23

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Solution

The fourth proportional to 69,373.68, 104,018.37 and 27,203.23 is: 40,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,373.68 : 104,018.37 = 27,203.23 : x
  2. Step 2: Convert to fraction form
    69,373.68/104,018.37 = 27,203.23/x
  3. Step 3: Cross multiply
    69,373.68x = 104,018.37 × 27,203.23
  4. Step 4: Simplify right side
    69,373.68x = 2,829,635,643.34
  5. Step 5: Solve for x
    x = 2,829,635,643.34/69,373.68
  6. Step 6: Final answer
    x = 40,788.32

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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.