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Finding the Fourth Proportional to 132,611.52, 183,027.62 and 84,863.23

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Solution

The fourth proportional to 132,611.52, 183,027.62 and 84,863.23 is: 117,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,611.52 : 183,027.62 = 84,863.23 : x
  2. Step 2: Convert to fraction form
    132,611.52/183,027.62 = 84,863.23/x
  3. Step 3: Cross multiply
    132,611.52x = 183,027.62 × 84,863.23
  4. Step 4: Simplify right side
    132,611.52x = 15,532,315,012.41
  5. Step 5: Solve for x
    x = 15,532,315,012.41/132,611.52
  6. Step 6: Final answer
    x = 117,126.44

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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.