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Finding the Fourth Proportional to 183,257.72, 274,992.30 and 99,018.12

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Solution

The fourth proportional to 183,257.72, 274,992.30 and 99,018.12 is: 148,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,257.72 : 274,992.30 = 99,018.12 : x
  2. Step 2: Convert to fraction form
    183,257.72/274,992.30 = 99,018.12/x
  3. Step 3: Cross multiply
    183,257.72x = 274,992.30 × 99,018.12
  4. Step 4: Simplify right side
    183,257.72x = 27,229,220,560.48
  5. Step 5: Solve for x
    x = 27,229,220,560.48/183,257.72
  6. Step 6: Final answer
    x = 148,584.30

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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.