Home / 74,216.41-111,061.82-46,149.68

Finding the Fourth Proportional to 74,216.41, 111,061.82 and 46,149.68

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Solution

The fourth proportional to 74,216.41, 111,061.82 and 46,149.68 is: 69,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216.41 : 111,061.82 = 46,149.68 : x
  2. Step 2: Convert to fraction form
    74,216.41/111,061.82 = 46,149.68/x
  3. Step 3: Cross multiply
    74,216.41x = 111,061.82 × 46,149.68
  4. Step 4: Simplify right side
    74,216.41x = 5,125,467,453.22
  5. Step 5: Solve for x
    x = 5,125,467,453.22/74,216.41
  6. Step 6: Final answer
    x = 69,061.11

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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.