Home / 39,441.96-59,180.22-20,717.64

Finding the Fourth Proportional to 39,441.96, 59,180.22 and 20,717.64

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Solution

The fourth proportional to 39,441.96, 59,180.22 and 20,717.64 is: 31,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,441.96 : 59,180.22 = 20,717.64 : x
  2. Step 2: Convert to fraction form
    39,441.96/59,180.22 = 20,717.64/x
  3. Step 3: Cross multiply
    39,441.96x = 59,180.22 × 20,717.64
  4. Step 4: Simplify right side
    39,441.96x = 1,226,074,493.08
  5. Step 5: Solve for x
    x = 1,226,074,493.08/39,441.96
  6. Step 6: Final answer
    x = 31,085.54

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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.