Home / 177,721.33-245,238.08-101,234.42

Finding the Fourth Proportional to 177,721.33, 245,238.08 and 101,234.42

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Solution

The fourth proportional to 177,721.33, 245,238.08 and 101,234.42 is: 139,693.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,721.33 : 245,238.08 = 101,234.42 : x
  2. Step 2: Convert to fraction form
    177,721.33/245,238.08 = 101,234.42/x
  3. Step 3: Cross multiply
    177,721.33x = 245,238.08 × 101,234.42
  4. Step 4: Simplify right side
    177,721.33x = 24,826,534,892.30
  5. Step 5: Solve for x
    x = 24,826,534,892.30/177,721.33
  6. Step 6: Final answer
    x = 139,693.62

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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.