Home / 75,379.14-104,042.07-43,568.01

Finding the Fourth Proportional to 75,379.14, 104,042.07 and 43,568.01

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Solution

The fourth proportional to 75,379.14, 104,042.07 and 43,568.01 is: 60,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,379.14 : 104,042.07 = 43,568.01 : x
  2. Step 2: Convert to fraction form
    75,379.14/104,042.07 = 43,568.01/x
  3. Step 3: Cross multiply
    75,379.14x = 104,042.07 × 43,568.01
  4. Step 4: Simplify right side
    75,379.14x = 4,532,905,946.18
  5. Step 5: Solve for x
    x = 4,532,905,946.18/75,379.14
  6. Step 6: Final answer
    x = 60,134.75

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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.