Home / 351,788.55-527,795.82-115,077.39

Finding the Fourth Proportional to 351,788.55, 527,795.82 and 115,077.39

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Solution

The fourth proportional to 351,788.55, 527,795.82 and 115,077.39 is: 172,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,788.55 : 527,795.82 = 115,077.39 : x
  2. Step 2: Convert to fraction form
    351,788.55/527,795.82 = 115,077.39/x
  3. Step 3: Cross multiply
    351,788.55x = 527,795.82 × 115,077.39
  4. Step 4: Simplify right side
    351,788.55x = 60,737,365,418.51
  5. Step 5: Solve for x
    x = 60,737,365,418.51/351,788.55
  6. Step 6: Final answer
    x = 172,653.05

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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.