Home / 272,854.82-376,551-151,996.07

Finding the Fourth Proportional to 272,854.82, 376,551 and 151,996.07

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Solution

The fourth proportional to 272,854.82, 376,551 and 151,996.07 is: 209,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,854.82 : 376,551 = 151,996.07 : x
  2. Step 2: Convert to fraction form
    272,854.82/376,551 = 151,996.07/x
  3. Step 3: Cross multiply
    272,854.82x = 376,551 × 151,996.07
  4. Step 4: Simplify right side
    272,854.82x = 57,234,272,154.57
  5. Step 5: Solve for x
    x = 57,234,272,154.57/272,854.82
  6. Step 6: Final answer
    x = 209,760.90

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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.