Home / 316,835.78-437,233.29-173,601.26

Finding the Fourth Proportional to 316,835.78, 437,233.29 and 173,601.26

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Solution

The fourth proportional to 316,835.78, 437,233.29 and 173,601.26 is: 239,569.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,835.78 : 437,233.29 = 173,601.26 : x
  2. Step 2: Convert to fraction form
    316,835.78/437,233.29 = 173,601.26/x
  3. Step 3: Cross multiply
    316,835.78x = 437,233.29 × 173,601.26
  4. Step 4: Simplify right side
    316,835.78x = 75,904,250,057.95
  5. Step 5: Solve for x
    x = 75,904,250,057.95/316,835.78
  6. Step 6: Final answer
    x = 239,569.69

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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.