Home / 222,887.52-334,470.24-138,812.76

Finding the Fourth Proportional to 222,887.52, 334,470.24 and 138,812.76

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Solution

The fourth proportional to 222,887.52, 334,470.24 and 138,812.76 is: 208,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,887.52 : 334,470.24 = 138,812.76 : x
  2. Step 2: Convert to fraction form
    222,887.52/334,470.24 = 138,812.76/x
  3. Step 3: Cross multiply
    222,887.52x = 334,470.24 × 138,812.76
  4. Step 4: Simplify right side
    222,887.52x = 46,428,737,152.26
  5. Step 5: Solve for x
    x = 46,428,737,152.26/222,887.52
  6. Step 6: Final answer
    x = 208,305.68

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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.