Home / 199,536.92-275,408.08-114,703.20

Finding the Fourth Proportional to 199,536.92, 275,408.08 and 114,703.20

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Solution

The fourth proportional to 199,536.92, 275,408.08 and 114,703.20 is: 158,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,536.92 : 275,408.08 = 114,703.20 : x
  2. Step 2: Convert to fraction form
    199,536.92/275,408.08 = 114,703.20/x
  3. Step 3: Cross multiply
    199,536.92x = 275,408.08 × 114,703.20
  4. Step 4: Simplify right side
    199,536.92x = 31,590,188,081.86
  5. Step 5: Solve for x
    x = 31,590,188,081.86/199,536.92
  6. Step 6: Final answer
    x = 158,317.51

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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.