Home / 108,724.24-163,056.84-29,819.80

Finding the Fourth Proportional to 108,724.24, 163,056.84 and 29,819.80

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Solution

The fourth proportional to 108,724.24, 163,056.84 and 29,819.80 is: 44,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,724.24 : 163,056.84 = 29,819.80 : x
  2. Step 2: Convert to fraction form
    108,724.24/163,056.84 = 29,819.80/x
  3. Step 3: Cross multiply
    108,724.24x = 163,056.84 × 29,819.80
  4. Step 4: Simplify right side
    108,724.24x = 4,862,322,357.43
  5. Step 5: Solve for x
    x = 4,862,322,357.43/108,724.24
  6. Step 6: Final answer
    x = 44,721.60

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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.