Home / 108,727.88-163,202.40-74,996.24

Finding the Fourth Proportional to 108,727.88, 163,202.40 and 74,996.24

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Solution

The fourth proportional to 108,727.88, 163,202.40 and 74,996.24 is: 112,570.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,727.88 : 163,202.40 = 74,996.24 : x
  2. Step 2: Convert to fraction form
    108,727.88/163,202.40 = 74,996.24/x
  3. Step 3: Cross multiply
    108,727.88x = 163,202.40 × 74,996.24
  4. Step 4: Simplify right side
    108,727.88x = 12,239,565,542.96
  5. Step 5: Solve for x
    x = 12,239,565,542.96/108,727.88
  6. Step 6: Final answer
    x = 112,570.63

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1.5x scale

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.