Home / 204,712.24-282,503.46-118,687.90

Finding the Fourth Proportional to 204,712.24, 282,503.46 and 118,687.90

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Solution

The fourth proportional to 204,712.24, 282,503.46 and 118,687.90 is: 163,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,712.24 : 282,503.46 = 118,687.90 : x
  2. Step 2: Convert to fraction form
    204,712.24/282,503.46 = 118,687.90/x
  3. Step 3: Cross multiply
    204,712.24x = 282,503.46 × 118,687.90
  4. Step 4: Simplify right side
    204,712.24x = 33,529,742,410.13
  5. Step 5: Solve for x
    x = 33,529,742,410.13/204,712.24
  6. Step 6: Final answer
    x = 163,789.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.