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Finding the Fourth Proportional to 29,506.67, 44,268.21 and 12,868.17

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Solution

The fourth proportional to 29,506.67, 44,268.21 and 12,868.17 is: 19,305.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,506.67 : 44,268.21 = 12,868.17 : x
  2. Step 2: Convert to fraction form
    29,506.67/44,268.21 = 12,868.17/x
  3. Step 3: Cross multiply
    29,506.67x = 44,268.21 × 12,868.17
  4. Step 4: Simplify right side
    29,506.67x = 569,650,851.88
  5. Step 5: Solve for x
    x = 569,650,851.88/29,506.67
  6. Step 6: Final answer
    x = 19,305.84

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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.