Home / 534,640.06-801,953.17-129,835.58

Finding the Fourth Proportional to 534,640.06, 801,953.17 and 129,835.58

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Solution

The fourth proportional to 534,640.06, 801,953.17 and 129,835.58 is: 194,751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,640.06 : 801,953.17 = 129,835.58 : x
  2. Step 2: Convert to fraction form
    534,640.06/801,953.17 = 129,835.58/x
  3. Step 3: Cross multiply
    534,640.06x = 801,953.17 × 129,835.58
  4. Step 4: Simplify right side
    534,640.06x = 104,122,057,163.69
  5. Step 5: Solve for x
    x = 104,122,057,163.69/534,640.06
  6. Step 6: Final answer
    x = 194,751.69

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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.