Home / 105,928.56-158,891.76-27,041.64

Finding the Fourth Proportional to 105,928.56, 158,891.76 and 27,041.64

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Solution

The fourth proportional to 105,928.56, 158,891.76 and 27,041.64 is: 40,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,928.56 : 158,891.76 = 27,041.64 : x
  2. Step 2: Convert to fraction form
    105,928.56/158,891.76 = 27,041.64/x
  3. Step 3: Cross multiply
    105,928.56x = 158,891.76 × 27,041.64
  4. Step 4: Simplify right side
    105,928.56x = 4,296,693,772.89
  5. Step 5: Solve for x
    x = 4,296,693,772.89/105,928.56
  6. Step 6: Final answer
    x = 40,562.18

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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.