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Finding the Fourth Proportional to 29,699.63, 44,549.43 and 11,930.29

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Solution

The fourth proportional to 29,699.63, 44,549.43 and 11,930.29 is: 17,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,699.63 : 44,549.43 = 11,930.29 : x
  2. Step 2: Convert to fraction form
    29,699.63/44,549.43 = 11,930.29/x
  3. Step 3: Cross multiply
    29,699.63x = 44,549.43 × 11,930.29
  4. Step 4: Simplify right side
    29,699.63x = 531,487,507.86
  5. Step 5: Solve for x
    x = 531,487,507.86/29,699.63
  6. Step 6: Final answer
    x = 17,895.42

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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.