Home / 77,476.24-106,917.24-43,942.24

Finding the Fourth Proportional to 77,476.24, 106,917.24 and 43,942.24

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Solution

The fourth proportional to 77,476.24, 106,917.24 and 43,942.24 is: 60,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,476.24 : 106,917.24 = 43,942.24 : x
  2. Step 2: Convert to fraction form
    77,476.24/106,917.24 = 43,942.24/x
  3. Step 3: Cross multiply
    77,476.24x = 106,917.24 × 43,942.24
  4. Step 4: Simplify right side
    77,476.24x = 4,698,183,020.22
  5. Step 5: Solve for x
    x = 4,698,183,020.22/77,476.24
  6. Step 6: Final answer
    x = 60,640.31

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1.5x scale

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.