Home / 79,669.17-119,429.94-27,041.75

Finding the Fourth Proportional to 79,669.17, 119,429.94 and 27,041.75

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Solution

The fourth proportional to 79,669.17, 119,429.94 and 27,041.75 is: 40,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,669.17 : 119,429.94 = 27,041.75 : x
  2. Step 2: Convert to fraction form
    79,669.17/119,429.94 = 27,041.75/x
  3. Step 3: Cross multiply
    79,669.17x = 119,429.94 × 27,041.75
  4. Step 4: Simplify right side
    79,669.17x = 3,229,594,532.11
  5. Step 5: Solve for x
    x = 3,229,594,532.11/79,669.17
  6. Step 6: Final answer
    x = 40,537.57

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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.