Home / 200,966.55-301,446.73-67,940.25

Finding the Fourth Proportional to 200,966.55, 301,446.73 and 67,940.25

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Solution

The fourth proportional to 200,966.55, 301,446.73 and 67,940.25 is: 101,909.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,966.55 : 301,446.73 = 67,940.25 : x
  2. Step 2: Convert to fraction form
    200,966.55/301,446.73 = 67,940.25/x
  3. Step 3: Cross multiply
    200,966.55x = 301,446.73 × 67,940.25
  4. Step 4: Simplify right side
    200,966.55x = 20,480,366,197.88
  5. Step 5: Solve for x
    x = 20,480,366,197.88/200,966.55
  6. Step 6: Final answer
    x = 101,909.33

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1.5x scale

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.