Home / 108,822.05-150,241.94-74,817.84

Finding the Fourth Proportional to 108,822.05, 150,241.94 and 74,817.84

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Solution

The fourth proportional to 108,822.05, 150,241.94 and 74,817.84 is: 103,295.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,822.05 : 150,241.94 = 74,817.84 : x
  2. Step 2: Convert to fraction form
    108,822.05/150,241.94 = 74,817.84/x
  3. Step 3: Cross multiply
    108,822.05x = 150,241.94 × 74,817.84
  4. Step 4: Simplify right side
    108,822.05x = 11,240,777,054.12
  5. Step 5: Solve for x
    x = 11,240,777,054.12/108,822.05
  6. Step 6: Final answer
    x = 103,295.04

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1.5x scale

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.