Home / 79,775.20-119,677.03-26,470.37

Finding the Fourth Proportional to 79,775.20, 119,677.03 and 26,470.37

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Solution

The fourth proportional to 79,775.20, 119,677.03 and 26,470.37 is: 39,710.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,775.20 : 119,677.03 = 26,470.37 : x
  2. Step 2: Convert to fraction form
    79,775.20/119,677.03 = 26,470.37/x
  3. Step 3: Cross multiply
    79,775.20x = 119,677.03 × 26,470.37
  4. Step 4: Simplify right side
    79,775.20x = 3,167,895,497.62
  5. Step 5: Solve for x
    x = 3,167,895,497.62/79,775.20
  6. Step 6: Final answer
    x = 39,710.28

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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.