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Finding the Fourth Proportional to 114,192.36, 171,292.28 and 39,311.71

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Solution

The fourth proportional to 114,192.36, 171,292.28 and 39,311.71 is: 58,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,192.36 : 171,292.28 = 39,311.71 : x
  2. Step 2: Convert to fraction form
    114,192.36/171,292.28 = 39,311.71/x
  3. Step 3: Cross multiply
    114,192.36x = 171,292.28 × 39,311.71
  4. Step 4: Simplify right side
    114,192.36x = 6,733,792,436.60
  5. Step 5: Solve for x
    x = 6,733,792,436.60/114,192.36
  6. Step 6: Final answer
    x = 58,968.85

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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.