Home / 39,239.30-54,154.78-23,323.61

Finding the Fourth Proportional to 39,239.30, 54,154.78 and 23,323.61

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Solution

The fourth proportional to 39,239.30, 54,154.78 and 23,323.61 is: 32,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,239.30 : 54,154.78 = 23,323.61 : x
  2. Step 2: Convert to fraction form
    39,239.30/54,154.78 = 23,323.61/x
  3. Step 3: Cross multiply
    39,239.30x = 54,154.78 × 23,323.61
  4. Step 4: Simplify right side
    39,239.30x = 1,263,085,045.43
  5. Step 5: Solve for x
    x = 1,263,085,045.43/39,239.30
  6. Step 6: Final answer
    x = 32,189.28

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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.