Home / 74,180.25-111,284.33-29,810.52

Finding the Fourth Proportional to 74,180.25, 111,284.33 and 29,810.52

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Solution

The fourth proportional to 74,180.25, 111,284.33 and 29,810.52 is: 44,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,180.25 : 111,284.33 = 29,810.52 : x
  2. Step 2: Convert to fraction form
    74,180.25/111,284.33 = 29,810.52/x
  3. Step 3: Cross multiply
    74,180.25x = 111,284.33 × 29,810.52
  4. Step 4: Simplify right side
    74,180.25x = 3,317,443,596.10
  5. Step 5: Solve for x
    x = 3,317,443,596.10/74,180.25
  6. Step 6: Final answer
    x = 44,721.39

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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.