Home / 194,683.06-268,662.11-108,641.12

Finding the Fourth Proportional to 194,683.06, 268,662.11 and 108,641.12

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Solution

The fourth proportional to 194,683.06, 268,662.11 and 108,641.12 is: 149,924.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,683.06 : 268,662.11 = 108,641.12 : x
  2. Step 2: Convert to fraction form
    194,683.06/268,662.11 = 108,641.12/x
  3. Step 3: Cross multiply
    194,683.06x = 268,662.11 × 108,641.12
  4. Step 4: Simplify right side
    194,683.06x = 29,187,751,988.76
  5. Step 5: Solve for x
    x = 29,187,751,988.76/194,683.06
  6. Step 6: Final answer
    x = 149,924.46

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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.