Home / 451,441.77-676,685.22-166,949.52

Finding the Fourth Proportional to 451,441.77, 676,685.22 and 166,949.52

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Solution

The fourth proportional to 451,441.77, 676,685.22 and 166,949.52 is: 250,247.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,441.77 : 676,685.22 = 166,949.52 : x
  2. Step 2: Convert to fraction form
    451,441.77/676,685.22 = 166,949.52/x
  3. Step 3: Cross multiply
    451,441.77x = 676,685.22 × 166,949.52
  4. Step 4: Simplify right side
    451,441.77x = 112,972,272,670.09
  5. Step 5: Solve for x
    x = 112,972,272,670.09/451,441.77
  6. Step 6: Final answer
    x = 250,247.72

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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.