Home / 132,386.28-198,579.33-53,500.56

Finding the Fourth Proportional to 132,386.28, 198,579.33 and 53,500.56

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Solution

The fourth proportional to 132,386.28, 198,579.33 and 53,500.56 is: 80,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,386.28 : 198,579.33 = 53,500.56 : x
  2. Step 2: Convert to fraction form
    132,386.28/198,579.33 = 53,500.56/x
  3. Step 3: Cross multiply
    132,386.28x = 198,579.33 × 53,500.56
  4. Step 4: Simplify right side
    132,386.28x = 10,624,105,359.42
  5. Step 5: Solve for x
    x = 10,624,105,359.42/132,386.28
  6. Step 6: Final answer
    x = 80,250.80

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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.