Home / 39,936.18-55,114.65-23,169.18

Finding the Fourth Proportional to 39,936.18, 55,114.65 and 23,169.18

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Solution

The fourth proportional to 39,936.18, 55,114.65 and 23,169.18 is: 31,975.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,936.18 : 55,114.65 = 23,169.18 : x
  2. Step 2: Convert to fraction form
    39,936.18/55,114.65 = 23,169.18/x
  3. Step 3: Cross multiply
    39,936.18x = 55,114.65 × 23,169.18
  4. Step 4: Simplify right side
    39,936.18x = 1,276,961,246.49
  5. Step 5: Solve for x
    x = 1,276,961,246.49/39,936.18
  6. Step 6: Final answer
    x = 31,975.05

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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.