Home / 39,134.01-54,009.81-25,716.36

Finding the Fourth Proportional to 39,134.01, 54,009.81 and 25,716.36

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Solution

The fourth proportional to 39,134.01, 54,009.81 and 25,716.36 is: 35,491.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,134.01 : 54,009.81 = 25,716.36 : x
  2. Step 2: Convert to fraction form
    39,134.01/54,009.81 = 25,716.36/x
  3. Step 3: Cross multiply
    39,134.01x = 54,009.81 × 25,716.36
  4. Step 4: Simplify right side
    39,134.01x = 1,388,935,717.49
  5. Step 5: Solve for x
    x = 1,388,935,717.49/39,134.01
  6. Step 6: Final answer
    x = 35,491.78

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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.