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Finding the Fourth Proportional to 163,796.82, 245,685.51 and 96,366.78

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Solution

The fourth proportional to 163,796.82, 245,685.51 and 96,366.78 is: 144,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,796.82 : 245,685.51 = 96,366.78 : x
  2. Step 2: Convert to fraction form
    163,796.82/245,685.51 = 96,366.78/x
  3. Step 3: Cross multiply
    163,796.82x = 245,685.51 × 96,366.78
  4. Step 4: Simplify right side
    163,796.82x = 23,675,921,491.36
  5. Step 5: Solve for x
    x = 23,675,921,491.36/163,796.82
  6. Step 6: Final answer
    x = 144,544.45

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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.