Home / 272,537.06-376,069.77-157,817.97

Finding the Fourth Proportional to 272,537.06, 376,069.77 and 157,817.97

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Solution

The fourth proportional to 272,537.06, 376,069.77 and 157,817.97 is: 217,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,537.06 : 376,069.77 = 157,817.97 : x
  2. Step 2: Convert to fraction form
    272,537.06/376,069.77 = 157,817.97/x
  3. Step 3: Cross multiply
    272,537.06x = 376,069.77 × 157,817.97
  4. Step 4: Simplify right side
    272,537.06x = 59,350,567,679.77
  5. Step 5: Solve for x
    x = 59,350,567,679.77/272,537.06
  6. Step 6: Final answer
    x = 217,770.64

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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.