Home / 106,485.36-146,950.38-58,738.70

Finding the Fourth Proportional to 106,485.36, 146,950.38 and 58,738.70

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Solution

The fourth proportional to 106,485.36, 146,950.38 and 58,738.70 is: 81,059.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,485.36 : 146,950.38 = 58,738.70 : x
  2. Step 2: Convert to fraction form
    106,485.36/146,950.38 = 58,738.70/x
  3. Step 3: Cross multiply
    106,485.36x = 146,950.38 × 58,738.70
  4. Step 4: Simplify right side
    106,485.36x = 8,631,673,550.95
  5. Step 5: Solve for x
    x = 8,631,673,550.95/106,485.36
  6. Step 6: Final answer
    x = 81,059.72

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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.