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Finding the Fourth Proportional to 29,999.51, 41,396.09 and 16,570.11

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Solution

The fourth proportional to 29,999.51, 41,396.09 and 16,570.11 is: 22,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.51 : 41,396.09 = 16,570.11 : x
  2. Step 2: Convert to fraction form
    29,999.51/41,396.09 = 16,570.11/x
  3. Step 3: Cross multiply
    29,999.51x = 41,396.09 × 16,570.11
  4. Step 4: Simplify right side
    29,999.51x = 685,937,682.02
  5. Step 5: Solve for x
    x = 685,937,682.02/29,999.51
  6. Step 6: Final answer
    x = 22,864.97

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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.