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Finding the Fourth Proportional to 101,159.61, 151,807.11 and 41,995.32

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Solution

The fourth proportional to 101,159.61, 151,807.11 and 41,995.32 is: 63,021.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,159.61 : 151,807.11 = 41,995.32 : x
  2. Step 2: Convert to fraction form
    101,159.61/151,807.11 = 41,995.32/x
  3. Step 3: Cross multiply
    101,159.61x = 151,807.11 × 41,995.32
  4. Step 4: Simplify right side
    101,159.61x = 6,375,188,162.73
  5. Step 5: Solve for x
    x = 6,375,188,162.73/101,159.61
  6. Step 6: Final answer
    x = 63,021.08

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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.