Home / 124,849.37-187,680.03-100,159.52

Finding the Fourth Proportional to 124,849.37, 187,680.03 and 100,159.52

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Solution

The fourth proportional to 124,849.37, 187,680.03 and 100,159.52 is: 150,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,849.37 : 187,680.03 = 100,159.52 : x
  2. Step 2: Convert to fraction form
    124,849.37/187,680.03 = 100,159.52/x
  3. Step 3: Cross multiply
    124,849.37x = 187,680.03 × 100,159.52
  4. Step 4: Simplify right side
    124,849.37x = 18,797,940,779.99
  5. Step 5: Solve for x
    x = 18,797,940,779.99/124,849.37
  6. Step 6: Final answer
    x = 150,564.97

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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.