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Finding the Fourth Proportional to 163,328.78, 244,525.80 and 110,644.76

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Solution

The fourth proportional to 163,328.78, 244,525.80 and 110,644.76 is: 165,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,328.78 : 244,525.80 = 110,644.76 : x
  2. Step 2: Convert to fraction form
    163,328.78/244,525.80 = 110,644.76/x
  3. Step 3: Cross multiply
    163,328.78x = 244,525.80 × 110,644.76
  4. Step 4: Simplify right side
    163,328.78x = 27,055,498,454.81
  5. Step 5: Solve for x
    x = 27,055,498,454.81/163,328.78
  6. Step 6: Final answer
    x = 165,650.53

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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.