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Finding the Fourth Proportional to 48,690.64, 73,040.14 and 17,097.98

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Solution

The fourth proportional to 48,690.64, 73,040.14 and 17,097.98 is: 25,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,690.64 : 73,040.14 = 17,097.98 : x
  2. Step 2: Convert to fraction form
    48,690.64/73,040.14 = 17,097.98/x
  3. Step 3: Cross multiply
    48,690.64x = 73,040.14 × 17,097.98
  4. Step 4: Simplify right side
    48,690.64x = 1,248,838,852.92
  5. Step 5: Solve for x
    x = 1,248,838,852.92/48,690.64
  6. Step 6: Final answer
    x = 25,648.44

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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.