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Finding the Fourth Proportional to 29,777.70, 44,625.22 and 13,112.76

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Solution

The fourth proportional to 29,777.70, 44,625.22 and 13,112.76 is: 19,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,777.70 : 44,625.22 = 13,112.76 : x
  2. Step 2: Convert to fraction form
    29,777.70/44,625.22 = 13,112.76/x
  3. Step 3: Cross multiply
    29,777.70x = 44,625.22 × 13,112.76
  4. Step 4: Simplify right side
    29,777.70x = 585,159,799.81
  5. Step 5: Solve for x
    x = 585,159,799.81/29,777.70
  6. Step 6: Final answer
    x = 19,650.94

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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.