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Finding the Fourth Proportional to 39,394.01, 59,082.01 and 11,313.84

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Solution

The fourth proportional to 39,394.01, 59,082.01 and 11,313.84 is: 16,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.01 : 59,082.01 = 11,313.84 : x
  2. Step 2: Convert to fraction form
    39,394.01/59,082.01 = 11,313.84/x
  3. Step 3: Cross multiply
    39,394.01x = 59,082.01 × 11,313.84
  4. Step 4: Simplify right side
    39,394.01x = 668,444,601.29
  5. Step 5: Solve for x
    x = 668,444,601.29/39,394.01
  6. Step 6: Final answer
    x = 16,968.18

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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.