Home / 238,967.72-329,775.45-131,537.27

Finding the Fourth Proportional to 238,967.72, 329,775.45 and 131,537.27

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Solution

The fourth proportional to 238,967.72, 329,775.45 and 131,537.27 is: 181,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,967.72 : 329,775.45 = 131,537.27 : x
  2. Step 2: Convert to fraction form
    238,967.72/329,775.45 = 131,537.27/x
  3. Step 3: Cross multiply
    238,967.72x = 329,775.45 × 131,537.27
  4. Step 4: Simplify right side
    238,967.72x = 43,377,761,622.11
  5. Step 5: Solve for x
    x = 43,377,761,622.11/238,967.72
  6. Step 6: Final answer
    x = 181,521.43

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1.5x scale

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.