Home / 108,975.36-163,376.16-100,227.84

Finding the Fourth Proportional to 108,975.36, 163,376.16 and 100,227.84

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Solution

The fourth proportional to 108,975.36, 163,376.16 and 100,227.84 is: 150,261.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,975.36 : 163,376.16 = 100,227.84 : x
  2. Step 2: Convert to fraction form
    108,975.36/163,376.16 = 100,227.84/x
  3. Step 3: Cross multiply
    108,975.36x = 163,376.16 × 100,227.84
  4. Step 4: Simplify right side
    108,975.36x = 16,374,839,624.29
  5. Step 5: Solve for x
    x = 16,374,839,624.29/108,975.36
  6. Step 6: Final answer
    x = 150,261.85

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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.