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Finding the Fourth Proportional to 67,711.99, 101,606.88 and 52,879.27

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Solution

The fourth proportional to 67,711.99, 101,606.88 and 52,879.27 is: 79,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,711.99 : 101,606.88 = 52,879.27 : x
  2. Step 2: Convert to fraction form
    67,711.99/101,606.88 = 52,879.27/x
  3. Step 3: Cross multiply
    67,711.99x = 101,606.88 × 52,879.27
  4. Step 4: Simplify right side
    67,711.99x = 5,372,897,189.06
  5. Step 5: Solve for x
    x = 5,372,897,189.06/67,711.99
  6. Step 6: Final answer
    x = 79,349.28

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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.