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Finding the Fourth Proportional to 29,551.96, 40,786.98 and 17,616.06

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Solution

The fourth proportional to 29,551.96, 40,786.98 and 17,616.06 is: 24,313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,551.96 : 40,786.98 = 17,616.06 : x
  2. Step 2: Convert to fraction form
    29,551.96/40,786.98 = 17,616.06/x
  3. Step 3: Cross multiply
    29,551.96x = 40,786.98 × 17,616.06
  4. Step 4: Simplify right side
    29,551.96x = 718,505,886.90
  5. Step 5: Solve for x
    x = 718,505,886.90/29,551.96
  6. Step 6: Final answer
    x = 24,313.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.