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Finding the Fourth Proportional to 117,608.70, 176,121.45 and 94,280.70

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Solution

The fourth proportional to 117,608.70, 176,121.45 and 94,280.70 is: 141,187.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,608.70 : 176,121.45 = 94,280.70 : x
  2. Step 2: Convert to fraction form
    117,608.70/176,121.45 = 94,280.70/x
  3. Step 3: Cross multiply
    117,608.70x = 176,121.45 × 94,280.70
  4. Step 4: Simplify right side
    117,608.70x = 16,604,853,591.02
  5. Step 5: Solve for x
    x = 16,604,853,591.02/117,608.70
  6. Step 6: Final answer
    x = 141,187.29

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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.