Home / 190,724.22-262,599.30-161,982.18

Finding the Fourth Proportional to 190,724.22, 262,599.30 and 161,982.18

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Solution

The fourth proportional to 190,724.22, 262,599.30 and 161,982.18 is: 223,025.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,724.22 : 262,599.30 = 161,982.18 : x
  2. Step 2: Convert to fraction form
    190,724.22/262,599.30 = 161,982.18/x
  3. Step 3: Cross multiply
    190,724.22x = 262,599.30 × 161,982.18
  4. Step 4: Simplify right side
    190,724.22x = 42,536,407,080.47
  5. Step 5: Solve for x
    x = 42,536,407,080.47/190,724.22
  6. Step 6: Final answer
    x = 223,025.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.