Home / 75,431.74-104,084.24-43,594.50

Finding the Fourth Proportional to 75,431.74, 104,084.24 and 43,594.50

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Solution

The fourth proportional to 75,431.74, 104,084.24 and 43,594.50 is: 60,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,431.74 : 104,084.24 = 43,594.50 : x
  2. Step 2: Convert to fraction form
    75,431.74/104,084.24 = 43,594.50/x
  3. Step 3: Cross multiply
    75,431.74x = 104,084.24 × 43,594.50
  4. Step 4: Simplify right side
    75,431.74x = 4,537,500,400.68
  5. Step 5: Solve for x
    x = 4,537,500,400.68/75,431.74
  6. Step 6: Final answer
    x = 60,153.73

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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.