Home / 49,749.16-68,623.68-31,837.84

Finding the Fourth Proportional to 49,749.16, 68,623.68 and 31,837.84

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Solution

The fourth proportional to 49,749.16, 68,623.68 and 31,837.84 is: 43,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,749.16 : 68,623.68 = 31,837.84 : x
  2. Step 2: Convert to fraction form
    49,749.16/68,623.68 = 31,837.84/x
  3. Step 3: Cross multiply
    49,749.16x = 68,623.68 × 31,837.84
  4. Step 4: Simplify right side
    49,749.16x = 2,184,829,744.05
  5. Step 5: Solve for x
    x = 2,184,829,744.05/49,749.16
  6. Step 6: Final answer
    x = 43,916.92

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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.