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Finding the Fourth Proportional to 114,383.40, 171,672.30 and 51,300.60

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Solution

The fourth proportional to 114,383.40, 171,672.30 and 51,300.60 is: 76,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,383.40 : 171,672.30 = 51,300.60 : x
  2. Step 2: Convert to fraction form
    114,383.40/171,672.30 = 51,300.60/x
  3. Step 3: Cross multiply
    114,383.40x = 171,672.30 × 51,300.60
  4. Step 4: Simplify right side
    114,383.40x = 8,806,891,993.38
  5. Step 5: Solve for x
    x = 8,806,891,993.38/114,383.40
  6. Step 6: Final answer
    x = 76,994.49

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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.