Home / 77,814.46-116,738.09-25,219.84

Finding the Fourth Proportional to 77,814.46, 116,738.09 and 25,219.84

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Solution

The fourth proportional to 77,814.46, 116,738.09 and 25,219.84 is: 37,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,814.46 : 116,738.09 = 25,219.84 : x
  2. Step 2: Convert to fraction form
    77,814.46/116,738.09 = 25,219.84/x
  3. Step 3: Cross multiply
    77,814.46x = 116,738.09 × 25,219.84
  4. Step 4: Simplify right side
    77,814.46x = 2,944,115,951.71
  5. Step 5: Solve for x
    x = 2,944,115,951.71/77,814.46
  6. Step 6: Final answer
    x = 37,835.08

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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.