Home / 316,623.26-437,016.98-195,691.73

Finding the Fourth Proportional to 316,623.26, 437,016.98 and 195,691.73

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Solution

The fourth proportional to 316,623.26, 437,016.98 and 195,691.73 is: 270,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,623.26 : 437,016.98 = 195,691.73 : x
  2. Step 2: Convert to fraction form
    316,623.26/437,016.98 = 195,691.73/x
  3. Step 3: Cross multiply
    316,623.26x = 437,016.98 × 195,691.73
  4. Step 4: Simplify right side
    316,623.26x = 85,520,607,159.72
  5. Step 5: Solve for x
    x = 85,520,607,159.72/316,623.26
  6. Step 6: Final answer
    x = 270,102.10

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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.