Home / 79,868.02-119,816.16-27,265.24

Finding the Fourth Proportional to 79,868.02, 119,816.16 and 27,265.24

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Solution

The fourth proportional to 79,868.02, 119,816.16 and 27,265.24 is: 40,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,868.02 : 119,816.16 = 27,265.24 : x
  2. Step 2: Convert to fraction form
    79,868.02/119,816.16 = 27,265.24/x
  3. Step 3: Cross multiply
    79,868.02x = 119,816.16 × 27,265.24
  4. Step 4: Simplify right side
    79,868.02x = 3,266,816,358.28
  5. Step 5: Solve for x
    x = 3,266,816,358.28/79,868.02
  6. Step 6: Final answer
    x = 40,902.68

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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.