Home / 117,844.33-162,214.46-102,710.75

Finding the Fourth Proportional to 117,844.33, 162,214.46 and 102,710.75

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Solution

The fourth proportional to 117,844.33, 162,214.46 and 102,710.75 is: 141,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,844.33 : 162,214.46 = 102,710.75 : x
  2. Step 2: Convert to fraction form
    117,844.33/162,214.46 = 102,710.75/x
  3. Step 3: Cross multiply
    117,844.33x = 162,214.46 × 102,710.75
  4. Step 4: Simplify right side
    117,844.33x = 16,661,168,280.54
  5. Step 5: Solve for x
    x = 16,661,168,280.54/117,844.33
  6. Step 6: Final answer
    x = 141,382.86

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1.5x scale

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.