Home / 108,832.25-163,215.56-38,707.31

Finding the Fourth Proportional to 108,832.25, 163,215.56 and 38,707.31

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Solution

The fourth proportional to 108,832.25, 163,215.56 and 38,707.31 is: 58,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,832.25 : 163,215.56 = 38,707.31 : x
  2. Step 2: Convert to fraction form
    108,832.25/163,215.56 = 38,707.31/x
  3. Step 3: Cross multiply
    108,832.25x = 163,215.56 × 38,707.31
  4. Step 4: Simplify right side
    108,832.25x = 6,317,635,782.55
  5. Step 5: Solve for x
    x = 6,317,635,782.55/108,832.25
  6. Step 6: Final answer
    x = 58,049.30

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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.