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Finding the Fourth Proportional to 110,677.51, 152,797.89 and 73,061.11

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Solution

The fourth proportional to 110,677.51, 152,797.89 and 73,061.11 is: 100,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,677.51 : 152,797.89 = 73,061.11 : x
  2. Step 2: Convert to fraction form
    110,677.51/152,797.89 = 73,061.11/x
  3. Step 3: Cross multiply
    110,677.51x = 152,797.89 × 73,061.11
  4. Step 4: Simplify right side
    110,677.51x = 11,163,583,449.06
  5. Step 5: Solve for x
    x = 11,163,583,449.06/110,677.51
  6. Step 6: Final answer
    x = 100,865.87

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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.