Home / 79,686.57-119,542.83-23,532.36

Finding the Fourth Proportional to 79,686.57, 119,542.83 and 23,532.36

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Solution

The fourth proportional to 79,686.57, 119,542.83 and 23,532.36 is: 35,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,686.57 : 119,542.83 = 23,532.36 : x
  2. Step 2: Convert to fraction form
    79,686.57/119,542.83 = 23,532.36/x
  3. Step 3: Cross multiply
    79,686.57x = 119,542.83 × 23,532.36
  4. Step 4: Simplify right side
    79,686.57x = 2,813,125,111.74
  5. Step 5: Solve for x
    x = 2,813,125,111.74/79,686.57
  6. Step 6: Final answer
    x = 35,302.37

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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.