Home / 316,696.08-437,025-173,456.76

Finding the Fourth Proportional to 316,696.08, 437,025 and 173,456.76

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Solution

The fourth proportional to 316,696.08, 437,025 and 173,456.76 is: 239,361.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,696.08 : 437,025 = 173,456.76 : x
  2. Step 2: Convert to fraction form
    316,696.08/437,025 = 173,456.76/x
  3. Step 3: Cross multiply
    316,696.08x = 437,025 × 173,456.76
  4. Step 4: Simplify right side
    316,696.08x = 75,804,940,539
  5. Step 5: Solve for x
    x = 75,804,940,539/316,696.08
  6. Step 6: Final answer
    x = 239,361.79

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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.