Home / 108,435.28-162,661.40-29,552.64

Finding the Fourth Proportional to 108,435.28, 162,661.40 and 29,552.64

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Solution

The fourth proportional to 108,435.28, 162,661.40 and 29,552.64 is: 44,331.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,435.28 : 162,661.40 = 29,552.64 : x
  2. Step 2: Convert to fraction form
    108,435.28/162,661.40 = 29,552.64/x
  3. Step 3: Cross multiply
    108,435.28x = 162,661.40 × 29,552.64
  4. Step 4: Simplify right side
    108,435.28x = 4,807,073,796.10
  5. Step 5: Solve for x
    x = 4,807,073,796.10/108,435.28
  6. Step 6: Final answer
    x = 44,331.27

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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.