Home / 96,451.05-133,102.32-54,009.90

Finding the Fourth Proportional to 96,451.05, 133,102.32 and 54,009.90

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Solution

The fourth proportional to 96,451.05, 133,102.32 and 54,009.90 is: 74,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,451.05 : 133,102.32 = 54,009.90 : x
  2. Step 2: Convert to fraction form
    96,451.05/133,102.32 = 54,009.90/x
  3. Step 3: Cross multiply
    96,451.05x = 133,102.32 × 54,009.90
  4. Step 4: Simplify right side
    96,451.05x = 7,188,842,992.97
  5. Step 5: Solve for x
    x = 7,188,842,992.97/96,451.05
  6. Step 6: Final answer
    x = 74,533.59

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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.