Home / 39,221.92-54,130.85-23,306.37

Finding the Fourth Proportional to 39,221.92, 54,130.85 and 23,306.37

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Solution

The fourth proportional to 39,221.92, 54,130.85 and 23,306.37 is: 32,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.92 : 54,130.85 = 23,306.37 : x
  2. Step 2: Convert to fraction form
    39,221.92/54,130.85 = 23,306.37/x
  3. Step 3: Cross multiply
    39,221.92x = 54,130.85 × 23,306.37
  4. Step 4: Simplify right side
    39,221.92x = 1,261,593,618.51
  5. Step 5: Solve for x
    x = 1,261,593,618.51/39,221.92
  6. Step 6: Final answer
    x = 32,165.52

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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.