Home / 97,906.80-146,860.32-26,830.05

Finding the Fourth Proportional to 97,906.80, 146,860.32 and 26,830.05

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Solution

The fourth proportional to 97,906.80, 146,860.32 and 26,830.05 is: 40,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,906.80 : 146,860.32 = 26,830.05 : x
  2. Step 2: Convert to fraction form
    97,906.80/146,860.32 = 26,830.05/x
  3. Step 3: Cross multiply
    97,906.80x = 146,860.32 × 26,830.05
  4. Step 4: Simplify right side
    97,906.80x = 3,940,269,728.62
  5. Step 5: Solve for x
    x = 3,940,269,728.62/97,906.80
  6. Step 6: Final answer
    x = 40,245.11

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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.