Home / 39,826.68-59,776.92-20,119.08

Finding the Fourth Proportional to 39,826.68, 59,776.92 and 20,119.08

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Solution

The fourth proportional to 39,826.68, 59,776.92 and 20,119.08 is: 30,197.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,826.68 : 59,776.92 = 20,119.08 : x
  2. Step 2: Convert to fraction form
    39,826.68/59,776.92 = 20,119.08/x
  3. Step 3: Cross multiply
    39,826.68x = 59,776.92 × 20,119.08
  4. Step 4: Simplify right side
    39,826.68x = 1,202,656,635.63
  5. Step 5: Solve for x
    x = 1,202,656,635.63/39,826.68
  6. Step 6: Final answer
    x = 30,197.26

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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.