Home / 167,108.13-250,663.41-78,461.73

Finding the Fourth Proportional to 167,108.13, 250,663.41 and 78,461.73

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Solution

The fourth proportional to 167,108.13, 250,663.41 and 78,461.73 is: 117,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,108.13 : 250,663.41 = 78,461.73 : x
  2. Step 2: Convert to fraction form
    167,108.13/250,663.41 = 78,461.73/x
  3. Step 3: Cross multiply
    167,108.13x = 250,663.41 × 78,461.73
  4. Step 4: Simplify right side
    167,108.13x = 19,667,484,796.30
  5. Step 5: Solve for x
    x = 19,667,484,796.30/167,108.13
  6. Step 6: Final answer
    x = 117,693.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.