Home / 129,853.25-194,790.97-45,606.07

Finding the Fourth Proportional to 129,853.25, 194,790.97 and 45,606.07

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Solution

The fourth proportional to 129,853.25, 194,790.97 and 45,606.07 is: 68,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,853.25 : 194,790.97 = 45,606.07 : x
  2. Step 2: Convert to fraction form
    129,853.25/194,790.97 = 45,606.07/x
  3. Step 3: Cross multiply
    129,853.25x = 194,790.97 × 45,606.07
  4. Step 4: Simplify right side
    129,853.25x = 8,883,650,613.19
  5. Step 5: Solve for x
    x = 8,883,650,613.19/129,853.25
  6. Step 6: Final answer
    x = 68,413.00

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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.