Home / 75,404.98-104,029.05-43,568.02

Finding the Fourth Proportional to 75,404.98, 104,029.05 and 43,568.02

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Solution

The fourth proportional to 75,404.98, 104,029.05 and 43,568.02 is: 60,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404.98 : 104,029.05 = 43,568.02 : x
  2. Step 2: Convert to fraction form
    75,404.98/104,029.05 = 43,568.02/x
  3. Step 3: Cross multiply
    75,404.98x = 104,029.05 × 43,568.02
  4. Step 4: Simplify right side
    75,404.98x = 4,532,339,730.98
  5. Step 5: Solve for x
    x = 4,532,339,730.98/75,404.98
  6. Step 6: Final answer
    x = 60,106.64

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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.