Home / 351,922.14-527,829.75-115,259.58

Finding the Fourth Proportional to 351,922.14, 527,829.75 and 115,259.58

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Solution

The fourth proportional to 351,922.14, 527,829.75 and 115,259.58 is: 172,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,922.14 : 527,829.75 = 115,259.58 : x
  2. Step 2: Convert to fraction form
    351,922.14/527,829.75 = 115,259.58/x
  3. Step 3: Cross multiply
    351,922.14x = 527,829.75 × 115,259.58
  4. Step 4: Simplify right side
    351,922.14x = 60,837,435,296.51
  5. Step 5: Solve for x
    x = 60,837,435,296.51/351,922.14
  6. Step 6: Final answer
    x = 172,871.86

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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.