Home / 206,259.16-309,388.98-56,500.73

Finding the Fourth Proportional to 206,259.16, 309,388.98 and 56,500.73

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Solution

The fourth proportional to 206,259.16, 309,388.98 and 56,500.73 is: 84,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,259.16 : 309,388.98 = 56,500.73 : x
  2. Step 2: Convert to fraction form
    206,259.16/309,388.98 = 56,500.73/x
  3. Step 3: Cross multiply
    206,259.16x = 309,388.98 × 56,500.73
  4. Step 4: Simplify right side
    206,259.16x = 17,480,703,856.18
  5. Step 5: Solve for x
    x = 17,480,703,856.18/206,259.16
  6. Step 6: Final answer
    x = 84,751.16

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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.