Home / 98,433.36-147,682.44-39,236.40

Finding the Fourth Proportional to 98,433.36, 147,682.44 and 39,236.40

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Solution

The fourth proportional to 98,433.36, 147,682.44 and 39,236.40 is: 58,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,433.36 : 147,682.44 = 39,236.40 : x
  2. Step 2: Convert to fraction form
    98,433.36/147,682.44 = 39,236.40/x
  3. Step 3: Cross multiply
    98,433.36x = 147,682.44 × 39,236.40
  4. Step 4: Simplify right side
    98,433.36x = 5,794,527,288.82
  5. Step 5: Solve for x
    x = 5,794,527,288.82/98,433.36
  6. Step 6: Final answer
    x = 58,867.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.