Home / 151,800.49-227,396.17-139,399.39

Finding the Fourth Proportional to 151,800.49, 227,396.17 and 139,399.39

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Solution

The fourth proportional to 151,800.49, 227,396.17 and 139,399.39 is: 208,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,800.49 : 227,396.17 = 139,399.39 : x
  2. Step 2: Convert to fraction form
    151,800.49/227,396.17 = 139,399.39/x
  3. Step 3: Cross multiply
    151,800.49x = 227,396.17 × 139,399.39
  4. Step 4: Simplify right side
    151,800.49x = 31,698,887,386.34
  5. Step 5: Solve for x
    x = 31,698,887,386.34/151,800.49
  6. Step 6: Final answer
    x = 208,819.40

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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.