Home / 126,116.13-189,185.10-36,159.24

Finding the Fourth Proportional to 126,116.13, 189,185.10 and 36,159.24

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Solution

The fourth proportional to 126,116.13, 189,185.10 and 36,159.24 is: 54,241.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,116.13 : 189,185.10 = 36,159.24 : x
  2. Step 2: Convert to fraction form
    126,116.13/189,185.10 = 36,159.24/x
  3. Step 3: Cross multiply
    126,116.13x = 189,185.10 × 36,159.24
  4. Step 4: Simplify right side
    126,116.13x = 6,840,789,435.32
  5. Step 5: Solve for x
    x = 6,840,789,435.32/126,116.13
  6. Step 6: Final answer
    x = 54,241.99

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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.