Home / 65,391.23-98,086.32-43,303.44

Finding the Fourth Proportional to 65,391.23, 98,086.32 and 43,303.44

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Solution

The fourth proportional to 65,391.23, 98,086.32 and 43,303.44 is: 64,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,391.23 : 98,086.32 = 43,303.44 : x
  2. Step 2: Convert to fraction form
    65,391.23/98,086.32 = 43,303.44/x
  3. Step 3: Cross multiply
    65,391.23x = 98,086.32 × 43,303.44
  4. Step 4: Simplify right side
    65,391.23x = 4,247,475,072.94
  5. Step 5: Solve for x
    x = 4,247,475,072.94/65,391.23
  6. Step 6: Final answer
    x = 64,954.82

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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.