Home / 65,961.05-91,035.43-49,017.26

Finding the Fourth Proportional to 65,961.05, 91,035.43 and 49,017.26

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Solution

The fourth proportional to 65,961.05, 91,035.43 and 49,017.26 is: 67,650.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,961.05 : 91,035.43 = 49,017.26 : x
  2. Step 2: Convert to fraction form
    65,961.05/91,035.43 = 49,017.26/x
  3. Step 3: Cross multiply
    65,961.05x = 91,035.43 × 49,017.26
  4. Step 4: Simplify right side
    65,961.05x = 4,462,307,446.57
  5. Step 5: Solve for x
    x = 4,462,307,446.57/65,961.05
  6. Step 6: Final answer
    x = 67,650.65

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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.