Home / 96,180.48-132,732-53,740.80

Finding the Fourth Proportional to 96,180.48, 132,732 and 53,740.80

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Solution

The fourth proportional to 96,180.48, 132,732 and 53,740.80 is: 74,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,180.48 : 132,732 = 53,740.80 : x
  2. Step 2: Convert to fraction form
    96,180.48/132,732 = 53,740.80/x
  3. Step 3: Cross multiply
    96,180.48x = 132,732 × 53,740.80
  4. Step 4: Simplify right side
    96,180.48x = 7,133,123,865.60
  5. Step 5: Solve for x
    x = 7,133,123,865.60/96,180.48
  6. Step 6: Final answer
    x = 74,163.95

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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.