Home / 119,217.47-178,853.89-34,974.23

Finding the Fourth Proportional to 119,217.47, 178,853.89 and 34,974.23

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Solution

The fourth proportional to 119,217.47, 178,853.89 and 34,974.23 is: 52,469.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,217.47 : 178,853.89 = 34,974.23 : x
  2. Step 2: Convert to fraction form
    119,217.47/178,853.89 = 34,974.23/x
  3. Step 3: Cross multiply
    119,217.47x = 178,853.89 × 34,974.23
  4. Step 4: Simplify right side
    119,217.47x = 6,255,277,027.63
  5. Step 5: Solve for x
    x = 6,255,277,027.63/119,217.47
  6. Step 6: Final answer
    x = 52,469.47

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1.5x scale

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.