Home / 158,986.05-219,352.91-95,300.61

Finding the Fourth Proportional to 158,986.05, 219,352.91 and 95,300.61

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Solution

The fourth proportional to 158,986.05, 219,352.91 and 95,300.61 is: 131,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,986.05 : 219,352.91 = 95,300.61 : x
  2. Step 2: Convert to fraction form
    158,986.05/219,352.91 = 95,300.61/x
  3. Step 3: Cross multiply
    158,986.05x = 219,352.91 × 95,300.61
  4. Step 4: Simplify right side
    158,986.05x = 20,904,465,651.77
  5. Step 5: Solve for x
    x = 20,904,465,651.77/158,986.05
  6. Step 6: Final answer
    x = 131,486.16

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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.