Home / 206,000.76-284,309.84-148,825.04

Finding the Fourth Proportional to 206,000.76, 284,309.84 and 148,825.04

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Solution

The fourth proportional to 206,000.76, 284,309.84 and 148,825.04 is: 205,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,000.76 : 284,309.84 = 148,825.04 : x
  2. Step 2: Convert to fraction form
    206,000.76/284,309.84 = 148,825.04/x
  3. Step 3: Cross multiply
    206,000.76x = 284,309.84 × 148,825.04
  4. Step 4: Simplify right side
    206,000.76x = 42,312,423,310.39
  5. Step 5: Solve for x
    x = 42,312,423,310.39/206,000.76
  6. Step 6: Final answer
    x = 205,399.36

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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.