Home / 39,166.23-54,043.68-22,395.99

Finding the Fourth Proportional to 39,166.23, 54,043.68 and 22,395.99

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Solution

The fourth proportional to 39,166.23, 54,043.68 and 22,395.99 is: 30,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,166.23 : 54,043.68 = 22,395.99 : x
  2. Step 2: Convert to fraction form
    39,166.23/54,043.68 = 22,395.99/x
  3. Step 3: Cross multiply
    39,166.23x = 54,043.68 × 22,395.99
  4. Step 4: Simplify right side
    39,166.23x = 1,210,361,716.84
  5. Step 5: Solve for x
    x = 1,210,361,716.84/39,166.23
  6. Step 6: Final answer
    x = 30,903.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.