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Finding the Fourth Proportional to 69,296.50, 95,628.70 and 39,082.08

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Solution

The fourth proportional to 69,296.50, 95,628.70 and 39,082.08 is: 53,933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,296.50 : 95,628.70 = 39,082.08 : x
  2. Step 2: Convert to fraction form
    69,296.50/95,628.70 = 39,082.08/x
  3. Step 3: Cross multiply
    69,296.50x = 95,628.70 × 39,082.08
  4. Step 4: Simplify right side
    69,296.50x = 3,737,367,830.14
  5. Step 5: Solve for x
    x = 3,737,367,830.14/69,296.50
  6. Step 6: Final answer
    x = 53,933.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.