Home / 105,601.83-158,198.60-58,712.55

Finding the Fourth Proportional to 105,601.83, 158,198.60 and 58,712.55

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Solution

The fourth proportional to 105,601.83, 158,198.60 and 58,712.55 is: 87,955.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,601.83 : 158,198.60 = 58,712.55 : x
  2. Step 2: Convert to fraction form
    105,601.83/158,198.60 = 58,712.55/x
  3. Step 3: Cross multiply
    105,601.83x = 158,198.60 × 58,712.55
  4. Step 4: Simplify right side
    105,601.83x = 9,288,242,765.97
  5. Step 5: Solve for x
    x = 9,288,242,765.97/105,601.83
  6. Step 6: Final answer
    x = 87,955.32

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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.