Home / 272,603.14-376,188.30-151,744.25

Finding the Fourth Proportional to 272,603.14, 376,188.30 and 151,744.25

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Solution

The fourth proportional to 272,603.14, 376,188.30 and 151,744.25 is: 209,404.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,603.14 : 376,188.30 = 151,744.25 : x
  2. Step 2: Convert to fraction form
    272,603.14/376,188.30 = 151,744.25/x
  3. Step 3: Cross multiply
    272,603.14x = 376,188.30 × 151,744.25
  4. Step 4: Simplify right side
    272,603.14x = 57,084,412,382.75
  5. Step 5: Solve for x
    x = 57,084,412,382.75/272,603.14
  6. Step 6: Final answer
    x = 209,404.83

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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.