Home / 132,787.53-199,180.75-53,901.09

Finding the Fourth Proportional to 132,787.53, 199,180.75 and 53,901.09

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Solution

The fourth proportional to 132,787.53, 199,180.75 and 53,901.09 is: 80,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,787.53 : 199,180.75 = 53,901.09 : x
  2. Step 2: Convert to fraction form
    132,787.53/199,180.75 = 53,901.09/x
  3. Step 3: Cross multiply
    132,787.53x = 199,180.75 × 53,901.09
  4. Step 4: Simplify right side
    132,787.53x = 10,736,059,532.02
  5. Step 5: Solve for x
    x = 10,736,059,532.02/132,787.53
  6. Step 6: Final answer
    x = 80,851.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.