Home / 96,983.84-133,836.81-54,542.67

Finding the Fourth Proportional to 96,983.84, 133,836.81 and 54,542.67

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Solution

The fourth proportional to 96,983.84, 133,836.81 and 54,542.67 is: 75,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,983.84 : 133,836.81 = 54,542.67 : x
  2. Step 2: Convert to fraction form
    96,983.84/133,836.81 = 54,542.67/x
  3. Step 3: Cross multiply
    96,983.84x = 133,836.81 × 54,542.67
  4. Step 4: Simplify right side
    96,983.84x = 7,299,816,961.68
  5. Step 5: Solve for x
    x = 7,299,816,961.68/96,983.84
  6. Step 6: Final answer
    x = 75,268.39

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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.