Home / 84,733.53-116,932.38-47,007.78

Finding the Fourth Proportional to 84,733.53, 116,932.38 and 47,007.78

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Solution

The fourth proportional to 84,733.53, 116,932.38 and 47,007.78 is: 64,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,733.53 : 116,932.38 = 47,007.78 : x
  2. Step 2: Convert to fraction form
    84,733.53/116,932.38 = 47,007.78/x
  3. Step 3: Cross multiply
    84,733.53x = 116,932.38 × 47,007.78
  4. Step 4: Simplify right side
    84,733.53x = 5,496,731,593.92
  5. Step 5: Solve for x
    x = 5,496,731,593.92/84,733.53
  6. Step 6: Final answer
    x = 64,870.80

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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.