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Finding the Fourth Proportional to 160,889.61, 241,365.87 and 48,578.97

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Solution

The fourth proportional to 160,889.61, 241,365.87 and 48,578.97 is: 72,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,889.61 : 241,365.87 = 48,578.97 : x
  2. Step 2: Convert to fraction form
    160,889.61/241,365.87 = 48,578.97/x
  3. Step 3: Cross multiply
    160,889.61x = 241,365.87 × 48,578.97
  4. Step 4: Simplify right side
    160,889.61x = 11,725,303,908.03
  5. Step 5: Solve for x
    x = 11,725,303,908.03/160,889.61
  6. Step 6: Final answer
    x = 72,877.95

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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.