Home / 208,204.68-312,260.30-95,776.92

Finding the Fourth Proportional to 208,204.68, 312,260.30 and 95,776.92

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Solution

The fourth proportional to 208,204.68, 312,260.30 and 95,776.92 is: 143,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,204.68 : 312,260.30 = 95,776.92 : x
  2. Step 2: Convert to fraction form
    208,204.68/312,260.30 = 95,776.92/x
  3. Step 3: Cross multiply
    208,204.68x = 312,260.30 × 95,776.92
  4. Step 4: Simplify right side
    208,204.68x = 29,907,329,772.28
  5. Step 5: Solve for x
    x = 29,907,329,772.28/208,204.68
  6. Step 6: Final answer
    x = 143,643.89

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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.