Home / 270,116.52-405,429.02-137,092.26

Finding the Fourth Proportional to 270,116.52, 405,429.02 and 137,092.26

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Solution

The fourth proportional to 270,116.52, 405,429.02 and 137,092.26 is: 205,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,116.52 : 405,429.02 = 137,092.26 : x
  2. Step 2: Convert to fraction form
    270,116.52/405,429.02 = 137,092.26/x
  3. Step 3: Cross multiply
    270,116.52x = 405,429.02 × 137,092.26
  4. Step 4: Simplify right side
    270,116.52x = 55,581,180,621.39
  5. Step 5: Solve for x
    x = 55,581,180,621.39/270,116.52
  6. Step 6: Final answer
    x = 205,767.42

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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.