Home / 158,833.13-219,238.92-102,244.50

Finding the Fourth Proportional to 158,833.13, 219,238.92 and 102,244.50

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Solution

The fourth proportional to 158,833.13, 219,238.92 and 102,244.50 is: 141,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,833.13 : 219,238.92 = 102,244.50 : x
  2. Step 2: Convert to fraction form
    158,833.13/219,238.92 = 102,244.50/x
  3. Step 3: Cross multiply
    158,833.13x = 219,238.92 × 102,244.50
  4. Step 4: Simplify right side
    158,833.13x = 22,415,973,755.94
  5. Step 5: Solve for x
    x = 22,415,973,755.94/158,833.13
  6. Step 6: Final answer
    x = 141,129.09

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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.