Home / 229,512.15-344,268.23-212,923.35

Finding the Fourth Proportional to 229,512.15, 344,268.23 and 212,923.35

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Solution

The fourth proportional to 229,512.15, 344,268.23 and 212,923.35 is: 319,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,512.15 : 344,268.23 = 212,923.35 : x
  2. Step 2: Convert to fraction form
    229,512.15/344,268.23 = 212,923.35/x
  3. Step 3: Cross multiply
    229,512.15x = 344,268.23 × 212,923.35
  4. Step 4: Simplify right side
    229,512.15x = 73,302,743,765.55
  5. Step 5: Solve for x
    x = 73,302,743,765.55/229,512.15
  6. Step 6: Final answer
    x = 319,385.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.