Home / 39,107.33-53,966.76-23,182.31

Finding the Fourth Proportional to 39,107.33, 53,966.76 and 23,182.31

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Solution

The fourth proportional to 39,107.33, 53,966.76 and 23,182.31 is: 31,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.33 : 53,966.76 = 23,182.31 : x
  2. Step 2: Convert to fraction form
    39,107.33/53,966.76 = 23,182.31/x
  3. Step 3: Cross multiply
    39,107.33x = 53,966.76 × 23,182.31
  4. Step 4: Simplify right side
    39,107.33x = 1,251,074,160.02
  5. Step 5: Solve for x
    x = 1,251,074,160.02/39,107.33
  6. Step 6: Final answer
    x = 31,990.78

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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.