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Finding the Fourth Proportional to 182,143.14, 251,361.96 and 101,569.88

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Solution

The fourth proportional to 182,143.14, 251,361.96 and 101,569.88 is: 140,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,143.14 : 251,361.96 = 101,569.88 : x
  2. Step 2: Convert to fraction form
    182,143.14/251,361.96 = 101,569.88/x
  3. Step 3: Cross multiply
    182,143.14x = 251,361.96 × 101,569.88
  4. Step 4: Simplify right side
    182,143.14x = 25,530,804,113.76
  5. Step 5: Solve for x
    x = 25,530,804,113.76/182,143.14
  6. Step 6: Final answer
    x = 140,168.90

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1.5x scale

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.