Home / 65,950.92-98,935.62-21,581.16

Finding the Fourth Proportional to 65,950.92, 98,935.62 and 21,581.16

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Solution

The fourth proportional to 65,950.92, 98,935.62 and 21,581.16 is: 32,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,950.92 : 98,935.62 = 21,581.16 : x
  2. Step 2: Convert to fraction form
    65,950.92/98,935.62 = 21,581.16/x
  3. Step 3: Cross multiply
    65,950.92x = 98,935.62 × 21,581.16
  4. Step 4: Simplify right side
    65,950.92x = 2,135,145,444.92
  5. Step 5: Solve for x
    x = 2,135,145,444.92/65,950.92
  6. Step 6: Final answer
    x = 32,374.76

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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.