Home / 294,816.72-406,848.44-167,499.28

Finding the Fourth Proportional to 294,816.72, 406,848.44 and 167,499.28

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Solution

The fourth proportional to 294,816.72, 406,848.44 and 167,499.28 is: 231,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,816.72 : 406,848.44 = 167,499.28 : x
  2. Step 2: Convert to fraction form
    294,816.72/406,848.44 = 167,499.28/x
  3. Step 3: Cross multiply
    294,816.72x = 406,848.44 × 167,499.28
  4. Step 4: Simplify right side
    294,816.72x = 68,146,820,769.12
  5. Step 5: Solve for x
    x = 68,146,820,769.12/294,816.72
  6. Step 6: Final answer
    x = 231,149.78

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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.