Home / 39,664.38-59,348.34-39,221.58

Finding the Fourth Proportional to 39,664.38, 59,348.34 and 39,221.58

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Solution

The fourth proportional to 39,664.38, 59,348.34 and 39,221.58 is: 58,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.38 : 59,348.34 = 39,221.58 : x
  2. Step 2: Convert to fraction form
    39,664.38/59,348.34 = 39,221.58/x
  3. Step 3: Cross multiply
    39,664.38x = 59,348.34 × 39,221.58
  4. Step 4: Simplify right side
    39,664.38x = 2,327,735,665.18
  5. Step 5: Solve for x
    x = 2,327,735,665.18/39,664.38
  6. Step 6: Final answer
    x = 58,685.79

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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.