Home / 151,023.92-208,418.36-83,046.06

Finding the Fourth Proportional to 151,023.92, 208,418.36 and 83,046.06

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Solution

The fourth proportional to 151,023.92, 208,418.36 and 83,046.06 is: 114,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,023.92 : 208,418.36 = 83,046.06 : x
  2. Step 2: Convert to fraction form
    151,023.92/208,418.36 = 83,046.06/x
  3. Step 3: Cross multiply
    151,023.92x = 208,418.36 × 83,046.06
  4. Step 4: Simplify right side
    151,023.92x = 17,308,323,214.43
  5. Step 5: Solve for x
    x = 17,308,323,214.43/151,023.92
  6. Step 6: Final answer
    x = 114,606.51

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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.