Home / 272,791.80-376,464.32-151,933.08

Finding the Fourth Proportional to 272,791.80, 376,464.32 and 151,933.08

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Solution

The fourth proportional to 272,791.80, 376,464.32 and 151,933.08 is: 209,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,791.80 : 376,464.32 = 151,933.08 : x
  2. Step 2: Convert to fraction form
    272,791.80/376,464.32 = 151,933.08/x
  3. Step 3: Cross multiply
    272,791.80x = 376,464.32 × 151,933.08
  4. Step 4: Simplify right side
    272,791.80x = 57,197,383,647.71
  5. Step 5: Solve for x
    x = 57,197,383,647.71/272,791.80
  6. Step 6: Final answer
    x = 209,674.13

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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.