Home / 195,670.66-293,589.53-83,403.72

Finding the Fourth Proportional to 195,670.66, 293,589.53 and 83,403.72

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Solution

The fourth proportional to 195,670.66, 293,589.53 and 83,403.72 is: 125,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,670.66 : 293,589.53 = 83,403.72 : x
  2. Step 2: Convert to fraction form
    195,670.66/293,589.53 = 83,403.72/x
  3. Step 3: Cross multiply
    195,670.66x = 293,589.53 × 83,403.72
  4. Step 4: Simplify right side
    195,670.66x = 24,486,458,955.05
  5. Step 5: Solve for x
    x = 24,486,458,955.05/195,670.66
  6. Step 6: Final answer
    x = 125,141.19

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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.