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Finding the Fourth Proportional to 71,360.33, 106,895.16 and 33,806.57

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Solution

The fourth proportional to 71,360.33, 106,895.16 and 33,806.57 is: 50,641.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,360.33 : 106,895.16 = 33,806.57 : x
  2. Step 2: Convert to fraction form
    71,360.33/106,895.16 = 33,806.57/x
  3. Step 3: Cross multiply
    71,360.33x = 106,895.16 × 33,806.57
  4. Step 4: Simplify right side
    71,360.33x = 3,613,758,174.73
  5. Step 5: Solve for x
    x = 3,613,758,174.73/71,360.33
  6. Step 6: Final answer
    x = 50,641.00

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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.