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Finding the Fourth Proportional to 101,000.55, 151,499.89 and 38,671.05

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Solution

The fourth proportional to 101,000.55, 151,499.89 and 38,671.05 is: 58,006.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,000.55 : 151,499.89 = 38,671.05 : x
  2. Step 2: Convert to fraction form
    101,000.55/151,499.89 = 38,671.05/x
  3. Step 3: Cross multiply
    101,000.55x = 151,499.89 × 38,671.05
  4. Step 4: Simplify right side
    101,000.55x = 5,858,659,724.51
  5. Step 5: Solve for x
    x = 5,858,659,724.51/101,000.55
  6. Step 6: Final answer
    x = 58,006.22

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1.5x scale

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.