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Finding the Fourth Proportional to 185,417.17, 277,960.74 and 67,062.22

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Solution

The fourth proportional to 185,417.17, 277,960.74 and 67,062.22 is: 100,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,417.17 : 277,960.74 = 67,062.22 : x
  2. Step 2: Convert to fraction form
    185,417.17/277,960.74 = 67,062.22/x
  3. Step 3: Cross multiply
    185,417.17x = 277,960.74 × 67,062.22
  4. Step 4: Simplify right side
    185,417.17x = 18,640,664,297.24
  5. Step 5: Solve for x
    x = 18,640,664,297.24/185,417.17
  6. Step 6: Final answer
    x = 100,533.65

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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.