Home / 39,071.97-53,901.45-23,147.37

Finding the Fourth Proportional to 39,071.97, 53,901.45 and 23,147.37

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Solution

The fourth proportional to 39,071.97, 53,901.45 and 23,147.37 is: 31,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,071.97 : 53,901.45 = 23,147.37 : x
  2. Step 2: Convert to fraction form
    39,071.97/53,901.45 = 23,147.37/x
  3. Step 3: Cross multiply
    39,071.97x = 53,901.45 × 23,147.37
  4. Step 4: Simplify right side
    39,071.97x = 1,247,676,806.69
  5. Step 5: Solve for x
    x = 1,247,676,806.69/39,071.97
  6. Step 6: Final answer
    x = 31,932.78

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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.