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Finding the Fourth Proportional to 100,018.32, 150,027.48 and 29,895.36

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Solution

The fourth proportional to 100,018.32, 150,027.48 and 29,895.36 is: 44,843.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,018.32 : 150,027.48 = 29,895.36 : x
  2. Step 2: Convert to fraction form
    100,018.32/150,027.48 = 29,895.36/x
  3. Step 3: Cross multiply
    100,018.32x = 150,027.48 × 29,895.36
  4. Step 4: Simplify right side
    100,018.32x = 4,485,125,524.49
  5. Step 5: Solve for x
    x = 4,485,125,524.49/100,018.32
  6. Step 6: Final answer
    x = 44,843.04

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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.