Home / 84,749.88-116,975.99-48,960.66

Finding the Fourth Proportional to 84,749.88, 116,975.99 and 48,960.66

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Solution

The fourth proportional to 84,749.88, 116,975.99 and 48,960.66 is: 67,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,749.88 : 116,975.99 = 48,960.66 : x
  2. Step 2: Convert to fraction form
    84,749.88/116,975.99 = 48,960.66/x
  3. Step 3: Cross multiply
    84,749.88x = 116,975.99 × 48,960.66
  4. Step 4: Simplify right side
    84,749.88x = 5,727,221,429.75
  5. Step 5: Solve for x
    x = 5,727,221,429.75/84,749.88
  6. Step 6: Final answer
    x = 67,577.93

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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.