Home / 133,231.92-199,946.44-63,111.40

Finding the Fourth Proportional to 133,231.92, 199,946.44 and 63,111.40

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Solution

The fourth proportional to 133,231.92, 199,946.44 and 63,111.40 is: 94,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,231.92 : 199,946.44 = 63,111.40 : x
  2. Step 2: Convert to fraction form
    133,231.92/199,946.44 = 63,111.40/x
  3. Step 3: Cross multiply
    133,231.92x = 199,946.44 × 63,111.40
  4. Step 4: Simplify right side
    133,231.92x = 12,618,899,753.42
  5. Step 5: Solve for x
    x = 12,618,899,753.42/133,231.92
  6. Step 6: Final answer
    x = 94,713.79

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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.