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Finding the Fourth Proportional to 195,503.76, 269,799.28 and 110,620.82

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Solution

The fourth proportional to 195,503.76, 269,799.28 and 110,620.82 is: 152,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,503.76 : 269,799.28 = 110,620.82 : x
  2. Step 2: Convert to fraction form
    195,503.76/269,799.28 = 110,620.82/x
  3. Step 3: Cross multiply
    195,503.76x = 269,799.28 × 110,620.82
  4. Step 4: Simplify right side
    195,503.76x = 29,845,417,589.01
  5. Step 5: Solve for x
    x = 29,845,417,589.01/195,503.76
  6. Step 6: Final answer
    x = 152,659.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.