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Finding the Fourth Proportional to 101,156.94, 151,754.94 and 38,822.58

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Solution

The fourth proportional to 101,156.94, 151,754.94 and 38,822.58 is: 58,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,156.94 : 151,754.94 = 38,822.58 : x
  2. Step 2: Convert to fraction form
    101,156.94/151,754.94 = 38,822.58/x
  3. Step 3: Cross multiply
    101,156.94x = 151,754.94 × 38,822.58
  4. Step 4: Simplify right side
    101,156.94x = 5,891,518,298.55
  5. Step 5: Solve for x
    x = 5,891,518,298.55/101,156.94
  6. Step 6: Final answer
    x = 58,241.37

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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.