Home / 69,738.36-96,317.34-54,013.08

Finding the Fourth Proportional to 69,738.36, 96,317.34 and 54,013.08

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Solution

The fourth proportional to 69,738.36, 96,317.34 and 54,013.08 is: 74,598.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,738.36 : 96,317.34 = 54,013.08 : x
  2. Step 2: Convert to fraction form
    69,738.36/96,317.34 = 54,013.08/x
  3. Step 3: Cross multiply
    69,738.36x = 96,317.34 × 54,013.08
  4. Step 4: Simplify right side
    69,738.36x = 5,202,396,190.81
  5. Step 5: Solve for x
    x = 5,202,396,190.81/69,738.36
  6. Step 6: Final answer
    x = 74,598.77

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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.