Home / 153,144.76-229,717.14-47,971.96

Finding the Fourth Proportional to 153,144.76, 229,717.14 and 47,971.96

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Solution

The fourth proportional to 153,144.76, 229,717.14 and 47,971.96 is: 71,957.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,144.76 : 229,717.14 = 47,971.96 : x
  2. Step 2: Convert to fraction form
    153,144.76/229,717.14 = 47,971.96/x
  3. Step 3: Cross multiply
    153,144.76x = 229,717.14 × 47,971.96
  4. Step 4: Simplify right side
    153,144.76x = 11,019,981,451.39
  5. Step 5: Solve for x
    x = 11,019,981,451.39/153,144.76
  6. Step 6: Final answer
    x = 71,957.94

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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.