Home / 74,077.62-102,228.68-43,851.92

Finding the Fourth Proportional to 74,077.62, 102,228.68 and 43,851.92

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Solution

The fourth proportional to 74,077.62, 102,228.68 and 43,851.92 is: 60,516.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,077.62 : 102,228.68 = 43,851.92 : x
  2. Step 2: Convert to fraction form
    74,077.62/102,228.68 = 43,851.92/x
  3. Step 3: Cross multiply
    74,077.62x = 102,228.68 × 43,851.92
  4. Step 4: Simplify right side
    74,077.62x = 4,482,923,166.66
  5. Step 5: Solve for x
    x = 4,482,923,166.66/74,077.62
  6. Step 6: Final answer
    x = 60,516.57

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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.