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Finding the Fourth Proportional to 39,394.33, 59,092.01 and 13,099.07

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Solution

The fourth proportional to 39,394.33, 59,092.01 and 13,099.07 is: 19,648.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.33 : 59,092.01 = 13,099.07 : x
  2. Step 2: Convert to fraction form
    39,394.33/59,092.01 = 13,099.07/x
  3. Step 3: Cross multiply
    39,394.33x = 59,092.01 × 13,099.07
  4. Step 4: Simplify right side
    39,394.33x = 774,050,014.48
  5. Step 5: Solve for x
    x = 774,050,014.48/39,394.33
  6. Step 6: Final answer
    x = 19,648.77

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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.