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Finding the Fourth Proportional to 173,107.80, 259,777.80 and 60,787.80

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Solution

The fourth proportional to 173,107.80, 259,777.80 and 60,787.80 is: 91,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,107.80 : 259,777.80 = 60,787.80 : x
  2. Step 2: Convert to fraction form
    173,107.80/259,777.80 = 60,787.80/x
  3. Step 3: Cross multiply
    173,107.80x = 259,777.80 × 60,787.80
  4. Step 4: Simplify right side
    173,107.80x = 15,791,320,950.84
  5. Step 5: Solve for x
    x = 15,791,320,950.84/173,107.80
  6. Step 6: Final answer
    x = 91,222.47

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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.