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Finding the Fourth Proportional to 101,490.24, 152,235.60 and 27,618.24

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Solution

The fourth proportional to 101,490.24, 152,235.60 and 27,618.24 is: 41,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,490.24 : 152,235.60 = 27,618.24 : x
  2. Step 2: Convert to fraction form
    101,490.24/152,235.60 = 27,618.24/x
  3. Step 3: Cross multiply
    101,490.24x = 152,235.60 × 27,618.24
  4. Step 4: Simplify right side
    101,490.24x = 4,204,479,337.34
  5. Step 5: Solve for x
    x = 4,204,479,337.34/101,490.24
  6. Step 6: Final answer
    x = 41,427.43

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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.