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Finding the Fourth Proportional to 66,883.51, 100,324.26 and 16,282.91

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Solution

The fourth proportional to 66,883.51, 100,324.26 and 16,282.91 is: 24,424.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,883.51 : 100,324.26 = 16,282.91 : x
  2. Step 2: Convert to fraction form
    66,883.51/100,324.26 = 16,282.91/x
  3. Step 3: Cross multiply
    66,883.51x = 100,324.26 × 16,282.91
  4. Step 4: Simplify right side
    66,883.51x = 1,633,570,896.40
  5. Step 5: Solve for x
    x = 1,633,570,896.40/66,883.51
  6. Step 6: Final answer
    x = 24,424.12

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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.