Home / 96,451.28-133,103.04-54,006.56

Finding the Fourth Proportional to 96,451.28, 133,103.04 and 54,006.56

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Solution

The fourth proportional to 96,451.28, 133,103.04 and 54,006.56 is: 74,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,451.28 : 133,103.04 = 54,006.56 : x
  2. Step 2: Convert to fraction form
    96,451.28/133,103.04 = 54,006.56/x
  3. Step 3: Cross multiply
    96,451.28x = 133,103.04 × 54,006.56
  4. Step 4: Simplify right side
    96,451.28x = 7,188,437,315.94
  5. Step 5: Solve for x
    x = 7,188,437,315.94/96,451.28
  6. Step 6: Final answer
    x = 74,529.21

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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.