Home / 319,942.15-441,511.68-176,699.11

Finding the Fourth Proportional to 319,942.15, 441,511.68 and 176,699.11

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Solution

The fourth proportional to 319,942.15, 441,511.68 and 176,699.11 is: 243,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,942.15 : 441,511.68 = 176,699.11 : x
  2. Step 2: Convert to fraction form
    319,942.15/441,511.68 = 176,699.11/x
  3. Step 3: Cross multiply
    319,942.15x = 441,511.68 × 176,699.11
  4. Step 4: Simplify right side
    319,942.15x = 78,014,720,910.60
  5. Step 5: Solve for x
    x = 78,014,720,910.60/319,942.15
  6. Step 6: Final answer
    x = 243,840.08

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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.