Home / 272,845.88-376,538.96-151,987.25

Finding the Fourth Proportional to 272,845.88, 376,538.96 and 151,987.25

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Solution

The fourth proportional to 272,845.88, 376,538.96 and 151,987.25 is: 209,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,845.88 : 376,538.96 = 151,987.25 : x
  2. Step 2: Convert to fraction form
    272,845.88/376,538.96 = 151,987.25/x
  3. Step 3: Cross multiply
    272,845.88x = 376,538.96 × 151,987.25
  4. Step 4: Simplify right side
    272,845.88x = 57,229,122,369.58
  5. Step 5: Solve for x
    x = 57,229,122,369.58/272,845.88
  6. Step 6: Final answer
    x = 209,748.90

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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.