Home / 101,027.38-139,448.37-58,596.34

Finding the Fourth Proportional to 101,027.38, 139,448.37 and 58,596.34

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Solution

The fourth proportional to 101,027.38, 139,448.37 and 58,596.34 is: 80,880.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,027.38 : 139,448.37 = 58,596.34 : x
  2. Step 2: Convert to fraction form
    101,027.38/139,448.37 = 58,596.34/x
  3. Step 3: Cross multiply
    101,027.38x = 139,448.37 × 58,596.34
  4. Step 4: Simplify right side
    101,027.38x = 8,171,164,100.97
  5. Step 5: Solve for x
    x = 8,171,164,100.97/101,027.38
  6. Step 6: Final answer
    x = 80,880.69

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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.