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Finding the Fourth Proportional to 192,887.16, 289,358.12 and 59,777.88

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Solution

The fourth proportional to 192,887.16, 289,358.12 and 59,777.88 is: 89,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,887.16 : 289,358.12 = 59,777.88 : x
  2. Step 2: Convert to fraction form
    192,887.16/289,358.12 = 59,777.88/x
  3. Step 3: Cross multiply
    192,887.16x = 289,358.12 × 59,777.88
  4. Step 4: Simplify right side
    192,887.16x = 17,297,214,974.39
  5. Step 5: Solve for x
    x = 17,297,214,974.39/192,887.16
  6. Step 6: Final answer
    x = 89,675.31

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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.