Home / 39,954.36-55,118.70-23,184.12

Finding the Fourth Proportional to 39,954.36, 55,118.70 and 23,184.12

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Solution

The fourth proportional to 39,954.36, 55,118.70 and 23,184.12 is: 31,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,954.36 : 55,118.70 = 23,184.12 : x
  2. Step 2: Convert to fraction form
    39,954.36/55,118.70 = 23,184.12/x
  3. Step 3: Cross multiply
    39,954.36x = 55,118.70 × 23,184.12
  4. Step 4: Simplify right side
    39,954.36x = 1,277,878,555.04
  5. Step 5: Solve for x
    x = 1,277,878,555.04/39,954.36
  6. Step 6: Final answer
    x = 31,983.46

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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.