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Finding the Fourth Proportional to 116,373.88, 160,596.06 and 66,072.88

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Solution

The fourth proportional to 116,373.88, 160,596.06 and 66,072.88 is: 91,180.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,373.88 : 160,596.06 = 66,072.88 : x
  2. Step 2: Convert to fraction form
    116,373.88/160,596.06 = 66,072.88/x
  3. Step 3: Cross multiply
    116,373.88x = 160,596.06 × 66,072.88
  4. Step 4: Simplify right side
    116,373.88x = 10,611,043,551.59
  5. Step 5: Solve for x
    x = 10,611,043,551.59/116,373.88
  6. Step 6: Final answer
    x = 91,180.63

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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.