Home / 206,172.03-309,258.27-56,401.23

Finding the Fourth Proportional to 206,172.03, 309,258.27 and 56,401.23

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Solution

The fourth proportional to 206,172.03, 309,258.27 and 56,401.23 is: 84,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,172.03 : 309,258.27 = 56,401.23 : x
  2. Step 2: Convert to fraction form
    206,172.03/309,258.27 = 56,401.23/x
  3. Step 3: Cross multiply
    206,172.03x = 309,258.27 × 56,401.23
  4. Step 4: Simplify right side
    206,172.03x = 17,442,546,815.67
  5. Step 5: Solve for x
    x = 17,442,546,815.67/206,172.03
  6. Step 6: Final answer
    x = 84,601.91

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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.