Home / 206,259.54-309,389.57-56,501.14

Finding the Fourth Proportional to 206,259.54, 309,389.57 and 56,501.14

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Solution

The fourth proportional to 206,259.54, 309,389.57 and 56,501.14 is: 84,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,259.54 : 309,389.57 = 56,501.14 : x
  2. Step 2: Convert to fraction form
    206,259.54/309,389.57 = 56,501.14/x
  3. Step 3: Cross multiply
    206,259.54x = 309,389.57 × 56,501.14
  4. Step 4: Simplify right side
    206,259.54x = 17,480,863,126.60
  5. Step 5: Solve for x
    x = 17,480,863,126.60/206,259.54
  6. Step 6: Final answer
    x = 84,751.78

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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.