Home / 96,220.44-132,784.38-53,780.76

Finding the Fourth Proportional to 96,220.44, 132,784.38 and 53,780.76

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Solution

The fourth proportional to 96,220.44, 132,784.38 and 53,780.76 is: 74,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,220.44 : 132,784.38 = 53,780.76 : x
  2. Step 2: Convert to fraction form
    96,220.44/132,784.38 = 53,780.76/x
  3. Step 3: Cross multiply
    96,220.44x = 132,784.38 × 53,780.76
  4. Step 4: Simplify right side
    96,220.44x = 7,141,244,872.53
  5. Step 5: Solve for x
    x = 7,141,244,872.53/96,220.44
  6. Step 6: Final answer
    x = 74,217.55

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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.