Home / 272,917.72-376,620.78-152,058.52

Finding the Fourth Proportional to 272,917.72, 376,620.78 and 152,058.52

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Solution

The fourth proportional to 272,917.72, 376,620.78 and 152,058.52 is: 209,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,917.72 : 376,620.78 = 152,058.52 : x
  2. Step 2: Convert to fraction form
    272,917.72/376,620.78 = 152,058.52/x
  3. Step 3: Cross multiply
    272,917.72x = 376,620.78 × 152,058.52
  4. Step 4: Simplify right side
    272,917.72x = 57,268,398,408.05
  5. Step 5: Solve for x
    x = 57,268,398,408.05/272,917.72
  6. Step 6: Final answer
    x = 209,837.60

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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.