Home / 229,761.42-317,023.88-134,249.64

Finding the Fourth Proportional to 229,761.42, 317,023.88 and 134,249.64

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Solution

The fourth proportional to 229,761.42, 317,023.88 and 134,249.64 is: 185,237.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,761.42 : 317,023.88 = 134,249.64 : x
  2. Step 2: Convert to fraction form
    229,761.42/317,023.88 = 134,249.64/x
  3. Step 3: Cross multiply
    229,761.42x = 317,023.88 × 134,249.64
  4. Step 4: Simplify right side
    229,761.42x = 42,560,341,761.40
  5. Step 5: Solve for x
    x = 42,560,341,761.40/229,761.42
  6. Step 6: Final answer
    x = 185,237.11

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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.