Home / 101,114.36-139,550.16-58,093.76

Finding the Fourth Proportional to 101,114.36, 139,550.16 and 58,093.76

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Solution

The fourth proportional to 101,114.36, 139,550.16 and 58,093.76 is: 80,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,114.36 : 139,550.16 = 58,093.76 : x
  2. Step 2: Convert to fraction form
    101,114.36/139,550.16 = 58,093.76/x
  3. Step 3: Cross multiply
    101,114.36x = 139,550.16 × 58,093.76
  4. Step 4: Simplify right side
    101,114.36x = 8,106,992,805.25
  5. Step 5: Solve for x
    x = 8,106,992,805.25/101,114.36
  6. Step 6: Final answer
    x = 80,176.48

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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.