Home / 39,142.74-54,016.30-23,823.75

Finding the Fourth Proportional to 39,142.74, 54,016.30 and 23,823.75

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Solution

The fourth proportional to 39,142.74, 54,016.30 and 23,823.75 is: 32,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,142.74 : 54,016.30 = 23,823.75 : x
  2. Step 2: Convert to fraction form
    39,142.74/54,016.30 = 23,823.75/x
  3. Step 3: Cross multiply
    39,142.74x = 54,016.30 × 23,823.75
  4. Step 4: Simplify right side
    39,142.74x = 1,286,870,827.13
  5. Step 5: Solve for x
    x = 1,286,870,827.13/39,142.74
  6. Step 6: Final answer
    x = 32,876.36

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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.