Home / 205,078.94-282,966.68-117,847.18

Finding the Fourth Proportional to 205,078.94, 282,966.68 and 117,847.18

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Solution

The fourth proportional to 205,078.94, 282,966.68 and 117,847.18 is: 162,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,078.94 : 282,966.68 = 117,847.18 : x
  2. Step 2: Convert to fraction form
    205,078.94/282,966.68 = 117,847.18/x
  3. Step 3: Cross multiply
    205,078.94x = 282,966.68 × 117,847.18
  4. Step 4: Simplify right side
    205,078.94x = 33,346,825,271.96
  5. Step 5: Solve for x
    x = 33,346,825,271.96/205,078.94
  6. Step 6: Final answer
    x = 162,604.83

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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.