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Finding the Fourth Proportional to 96,288.84, 132,885 and 53,844.84

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Solution

The fourth proportional to 96,288.84, 132,885 and 53,844.84 is: 74,309.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,288.84 : 132,885 = 53,844.84 : x
  2. Step 2: Convert to fraction form
    96,288.84/132,885 = 53,844.84/x
  3. Step 3: Cross multiply
    96,288.84x = 132,885 × 53,844.84
  4. Step 4: Simplify right side
    96,288.84x = 7,155,171,563.40
  5. Step 5: Solve for x
    x = 7,155,171,563.40/96,288.84
  6. Step 6: Final answer
    x = 74,309.46

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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.