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Finding the Fourth Proportional to 35,259.88, 48,658.44 and 19,343.92

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Solution

The fourth proportional to 35,259.88, 48,658.44 and 19,343.92 is: 26,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,259.88 : 48,658.44 = 19,343.92 : x
  2. Step 2: Convert to fraction form
    35,259.88/48,658.44 = 19,343.92/x
  3. Step 3: Cross multiply
    35,259.88x = 48,658.44 × 19,343.92
  4. Step 4: Simplify right side
    35,259.88x = 941,244,970.68
  5. Step 5: Solve for x
    x = 941,244,970.68/35,259.88
  6. Step 6: Final answer
    x = 26,694.50

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Why These Related Problems?

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