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Finding the Fourth Proportional to 59,866.59, 89,796.65 and 18,313.59

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Solution

The fourth proportional to 59,866.59, 89,796.65 and 18,313.59 is: 27,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,866.59 : 89,796.65 = 18,313.59 : x
  2. Step 2: Convert to fraction form
    59,866.59/89,796.65 = 18,313.59/x
  3. Step 3: Cross multiply
    59,866.59x = 89,796.65 × 18,313.59
  4. Step 4: Simplify right side
    59,866.59x = 1,644,498,939.91
  5. Step 5: Solve for x
    x = 1,644,498,939.91/59,866.59
  6. Step 6: Final answer
    x = 27,469.39

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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.