Home / 227,981.39-314,604.54-126,001.58

Finding the Fourth Proportional to 227,981.39, 314,604.54 and 126,001.58

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Solution

The fourth proportional to 227,981.39, 314,604.54 and 126,001.58 is: 173,876.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,981.39 : 314,604.54 = 126,001.58 : x
  2. Step 2: Convert to fraction form
    227,981.39/314,604.54 = 126,001.58/x
  3. Step 3: Cross multiply
    227,981.39x = 314,604.54 × 126,001.58
  4. Step 4: Simplify right side
    227,981.39x = 39,640,667,542.15
  5. Step 5: Solve for x
    x = 39,640,667,542.15/227,981.39
  6. Step 6: Final answer
    x = 173,876.77

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1.5x scale

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.