Home / 272,580.35-376,160.83-151,719.03

Finding the Fourth Proportional to 272,580.35, 376,160.83 and 151,719.03

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Solution

The fourth proportional to 272,580.35, 376,160.83 and 151,719.03 is: 209,372.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,580.35 : 376,160.83 = 151,719.03 : x
  2. Step 2: Convert to fraction form
    272,580.35/376,160.83 = 151,719.03/x
  3. Step 3: Cross multiply
    272,580.35x = 376,160.83 × 151,719.03
  4. Step 4: Simplify right side
    272,580.35x = 57,070,755,872.30
  5. Step 5: Solve for x
    x = 57,070,755,872.30/272,580.35
  6. Step 6: Final answer
    x = 209,372.23

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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.