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Finding the Fourth Proportional to 96,261.71, 132,845.52 and 53,820.27

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Solution

The fourth proportional to 96,261.71, 132,845.52 and 53,820.27 is: 74,274.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,261.71 : 132,845.52 = 53,820.27 : x
  2. Step 2: Convert to fraction form
    96,261.71/132,845.52 = 53,820.27/x
  3. Step 3: Cross multiply
    96,261.71x = 132,845.52 × 53,820.27
  4. Step 4: Simplify right side
    96,261.71x = 7,149,781,754.69
  5. Step 5: Solve for x
    x = 7,149,781,754.69/96,261.71
  6. Step 6: Final answer
    x = 74,274.41

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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.