Home / 205,244.52-283,284.66-120,388.92

Finding the Fourth Proportional to 205,244.52, 283,284.66 and 120,388.92

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Solution

The fourth proportional to 205,244.52, 283,284.66 and 120,388.92 is: 166,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,244.52 : 283,284.66 = 120,388.92 : x
  2. Step 2: Convert to fraction form
    205,244.52/283,284.66 = 120,388.92/x
  3. Step 3: Cross multiply
    205,244.52x = 283,284.66 × 120,388.92
  4. Step 4: Simplify right side
    205,244.52x = 34,104,334,269.97
  5. Step 5: Solve for x
    x = 34,104,334,269.97/205,244.52
  6. Step 6: Final answer
    x = 166,164.41

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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.