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Finding the Fourth Proportional to 96,330.32, 132,936.21 and 53,888.88

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Solution

The fourth proportional to 96,330.32, 132,936.21 and 53,888.88 is: 74,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,330.32 : 132,936.21 = 53,888.88 : x
  2. Step 2: Convert to fraction form
    96,330.32/132,936.21 = 53,888.88/x
  3. Step 3: Cross multiply
    96,330.32x = 132,936.21 × 53,888.88
  4. Step 4: Simplify right side
    96,330.32x = 7,163,783,468.34
  5. Step 5: Solve for x
    x = 7,163,783,468.34/96,330.32
  6. Step 6: Final answer
    x = 74,366.86

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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.