Home / 173,755.20-261,021.60-166,670.40

Finding the Fourth Proportional to 173,755.20, 261,021.60 and 166,670.40

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Solution

The fourth proportional to 173,755.20, 261,021.60 and 166,670.40 is: 250,378.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,755.20 : 261,021.60 = 166,670.40 : x
  2. Step 2: Convert to fraction form
    173,755.20/261,021.60 = 166,670.40/x
  3. Step 3: Cross multiply
    173,755.20x = 261,021.60 × 166,670.40
  4. Step 4: Simplify right side
    173,755.20x = 43,504,574,480.64
  5. Step 5: Solve for x
    x = 43,504,574,480.64/173,755.20
  6. Step 6: Final answer
    x = 250,378.55

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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.