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Finding the Fourth Proportional to 110,165.05, 152,028.73 and 59,864.05

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Solution

The fourth proportional to 110,165.05, 152,028.73 and 59,864.05 is: 82,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,165.05 : 152,028.73 = 59,864.05 : x
  2. Step 2: Convert to fraction form
    110,165.05/152,028.73 = 59,864.05/x
  3. Step 3: Cross multiply
    110,165.05x = 152,028.73 × 59,864.05
  4. Step 4: Simplify right side
    110,165.05x = 9,101,054,734.01
  5. Step 5: Solve for x
    x = 9,101,054,734.01/110,165.05
  6. Step 6: Final answer
    x = 82,612.91

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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.