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Finding the Fourth Proportional to 163,275.88, 244,913.82 and 107,858.92

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Solution

The fourth proportional to 163,275.88, 244,913.82 and 107,858.92 is: 161,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,275.88 : 244,913.82 = 107,858.92 : x
  2. Step 2: Convert to fraction form
    163,275.88/244,913.82 = 107,858.92/x
  3. Step 3: Cross multiply
    163,275.88x = 244,913.82 × 107,858.92
  4. Step 4: Simplify right side
    163,275.88x = 26,416,140,118.27
  5. Step 5: Solve for x
    x = 26,416,140,118.27/163,275.88
  6. Step 6: Final answer
    x = 161,788.38

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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.