Home / 272,537.78-376,098.39-151,679.05

Finding the Fourth Proportional to 272,537.78, 376,098.39 and 151,679.05

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Solution

The fourth proportional to 272,537.78, 376,098.39 and 151,679.05 is: 209,315.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,537.78 : 376,098.39 = 151,679.05 : x
  2. Step 2: Convert to fraction form
    272,537.78/376,098.39 = 151,679.05/x
  3. Step 3: Cross multiply
    272,537.78x = 376,098.39 × 151,679.05
  4. Step 4: Simplify right side
    272,537.78x = 57,046,245,561.48
  5. Step 5: Solve for x
    x = 57,046,245,561.48/272,537.78
  6. Step 6: Final answer
    x = 209,315.00

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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.