Home / 96,784.44-133,562.34-54,343.20

Finding the Fourth Proportional to 96,784.44, 133,562.34 and 54,343.20

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Solution

The fourth proportional to 96,784.44, 133,562.34 and 54,343.20 is: 74,993.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,784.44 : 133,562.34 = 54,343.20 : x
  2. Step 2: Convert to fraction form
    96,784.44/133,562.34 = 54,343.20/x
  3. Step 3: Cross multiply
    96,784.44x = 133,562.34 × 54,343.20
  4. Step 4: Simplify right side
    96,784.44x = 7,258,204,955.09
  5. Step 5: Solve for x
    x = 7,258,204,955.09/96,784.44
  6. Step 6: Final answer
    x = 74,993.51

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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.