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Finding the Fourth Proportional to 101,524.01, 140,104.24 and 56,202.75

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Solution

The fourth proportional to 101,524.01, 140,104.24 and 56,202.75 is: 77,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,524.01 : 140,104.24 = 56,202.75 : x
  2. Step 2: Convert to fraction form
    101,524.01/140,104.24 = 56,202.75/x
  3. Step 3: Cross multiply
    101,524.01x = 140,104.24 × 56,202.75
  4. Step 4: Simplify right side
    101,524.01x = 7,874,243,574.66
  5. Step 5: Solve for x
    x = 7,874,243,574.66/101,524.01
  6. Step 6: Final answer
    x = 77,560.41

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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.