Home / 108,724.20-163,086.30-94,900.20

Finding the Fourth Proportional to 108,724.20, 163,086.30 and 94,900.20

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Solution

The fourth proportional to 108,724.20, 163,086.30 and 94,900.20 is: 142,350.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,724.20 : 163,086.30 = 94,900.20 : x
  2. Step 2: Convert to fraction form
    108,724.20/163,086.30 = 94,900.20/x
  3. Step 3: Cross multiply
    108,724.20x = 163,086.30 × 94,900.20
  4. Step 4: Simplify right side
    108,724.20x = 15,476,922,487.26
  5. Step 5: Solve for x
    x = 15,476,922,487.26/108,724.20
  6. Step 6: Final answer
    x = 142,350.30

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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.