Home / 39,842.52-55,001.34-23,072.28

Finding the Fourth Proportional to 39,842.52, 55,001.34 and 23,072.28

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Solution

The fourth proportional to 39,842.52, 55,001.34 and 23,072.28 is: 31,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,842.52 : 55,001.34 = 23,072.28 : x
  2. Step 2: Convert to fraction form
    39,842.52/55,001.34 = 23,072.28/x
  3. Step 3: Cross multiply
    39,842.52x = 55,001.34 × 23,072.28
  4. Step 4: Simplify right side
    39,842.52x = 1,269,006,316.86
  5. Step 5: Solve for x
    x = 1,269,006,316.86/39,842.52
  6. Step 6: Final answer
    x = 31,850.55

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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.