Home / 39,176.73-54,058.19-22,406.49

Finding the Fourth Proportional to 39,176.73, 54,058.19 and 22,406.49

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Solution

The fourth proportional to 39,176.73, 54,058.19 and 22,406.49 is: 30,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,176.73 : 54,058.19 = 22,406.49 : x
  2. Step 2: Convert to fraction form
    39,176.73/54,058.19 = 22,406.49/x
  3. Step 3: Cross multiply
    39,176.73x = 54,058.19 × 22,406.49
  4. Step 4: Simplify right side
    39,176.73x = 1,211,254,181.62
  5. Step 5: Solve for x
    x = 1,211,254,181.62/39,176.73
  6. Step 6: Final answer
    x = 30,917.69

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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.