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Finding the Fourth Proportional to 101,057.51, 151,600.09 and 34,479.76

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Solution

The fourth proportional to 101,057.51, 151,600.09 and 34,479.76 is: 51,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,057.51 : 151,600.09 = 34,479.76 : x
  2. Step 2: Convert to fraction form
    101,057.51/151,600.09 = 34,479.76/x
  3. Step 3: Cross multiply
    101,057.51x = 151,600.09 × 34,479.76
  4. Step 4: Simplify right side
    101,057.51x = 5,227,134,602.88
  5. Step 5: Solve for x
    x = 5,227,134,602.88/101,057.51
  6. Step 6: Final answer
    x = 51,724.36

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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.