Home / 213,791.03-294,984.76-127,737.09

Finding the Fourth Proportional to 213,791.03, 294,984.76 and 127,737.09

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Solution

The fourth proportional to 213,791.03, 294,984.76 and 127,737.09 is: 176,249.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,791.03 : 294,984.76 = 127,737.09 : x
  2. Step 2: Convert to fraction form
    213,791.03/294,984.76 = 127,737.09/x
  3. Step 3: Cross multiply
    213,791.03x = 294,984.76 × 127,737.09
  4. Step 4: Simplify right side
    213,791.03x = 37,680,492,723.14
  5. Step 5: Solve for x
    x = 37,680,492,723.14/213,791.03
  6. Step 6: Final answer
    x = 176,249.18

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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.