Home / 77,333.54-106,738.36-50,429.18

Finding the Fourth Proportional to 77,333.54, 106,738.36 and 50,429.18

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Solution

The fourth proportional to 77,333.54, 106,738.36 and 50,429.18 is: 69,604.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,333.54 : 106,738.36 = 50,429.18 : x
  2. Step 2: Convert to fraction form
    77,333.54/106,738.36 = 50,429.18/x
  3. Step 3: Cross multiply
    77,333.54x = 106,738.36 × 50,429.18
  4. Step 4: Simplify right side
    77,333.54x = 5,382,728,110.12
  5. Step 5: Solve for x
    x = 5,382,728,110.12/77,333.54
  6. Step 6: Final answer
    x = 69,604.06

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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.