Home / 277,222.39-415,770.84-127,318.57

Finding the Fourth Proportional to 277,222.39, 415,770.84 and 127,318.57

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Solution

The fourth proportional to 277,222.39, 415,770.84 and 127,318.57 is: 190,949.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,222.39 : 415,770.84 = 127,318.57 : x
  2. Step 2: Convert to fraction form
    277,222.39/415,770.84 = 127,318.57/x
  3. Step 3: Cross multiply
    277,222.39x = 415,770.84 × 127,318.57
  4. Step 4: Simplify right side
    277,222.39x = 52,935,349,114.80
  5. Step 5: Solve for x
    x = 52,935,349,114.80/277,222.39
  6. Step 6: Final answer
    x = 190,949.04

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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.