Home / 168,402.11-232,314.37-113,973.35

Finding the Fourth Proportional to 168,402.11, 232,314.37 and 113,973.35

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Solution

The fourth proportional to 168,402.11, 232,314.37 and 113,973.35 is: 157,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,402.11 : 232,314.37 = 113,973.35 : x
  2. Step 2: Convert to fraction form
    168,402.11/232,314.37 = 113,973.35/x
  3. Step 3: Cross multiply
    168,402.11x = 232,314.37 × 113,973.35
  4. Step 4: Simplify right side
    168,402.11x = 26,477,647,297.89
  5. Step 5: Solve for x
    x = 26,477,647,297.89/168,402.11
  6. Step 6: Final answer
    x = 157,228.71

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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.