Home / 77,828.45-116,737.20-44,443.89

Finding the Fourth Proportional to 77,828.45, 116,737.20 and 44,443.89

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Solution

The fourth proportional to 77,828.45, 116,737.20 and 44,443.89 is: 66,662.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,828.45 : 116,737.20 = 44,443.89 : x
  2. Step 2: Convert to fraction form
    77,828.45/116,737.20 = 44,443.89/x
  3. Step 3: Cross multiply
    77,828.45x = 116,737.20 × 44,443.89
  4. Step 4: Simplify right side
    77,828.45x = 5,188,255,275.71
  5. Step 5: Solve for x
    x = 5,188,255,275.71/77,828.45
  6. Step 6: Final answer
    x = 66,662.71

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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.