Home / 108,671.23-162,989.36-29,767.01

Finding the Fourth Proportional to 108,671.23, 162,989.36 and 29,767.01

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Solution

The fourth proportional to 108,671.23, 162,989.36 and 29,767.01 is: 44,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,671.23 : 162,989.36 = 29,767.01 : x
  2. Step 2: Convert to fraction form
    108,671.23/162,989.36 = 29,767.01/x
  3. Step 3: Cross multiply
    108,671.23x = 162,989.36 × 29,767.01
  4. Step 4: Simplify right side
    108,671.23x = 4,851,705,909.01
  5. Step 5: Solve for x
    x = 4,851,705,909.01/108,671.23
  6. Step 6: Final answer
    x = 44,645.73

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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.