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Finding the Fourth Proportional to 114,296.54, 171,456.10 and 39,406.84

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Solution

The fourth proportional to 114,296.54, 171,456.10 and 39,406.84 is: 59,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,296.54 : 171,456.10 = 39,406.84 : x
  2. Step 2: Convert to fraction form
    114,296.54/171,456.10 = 39,406.84/x
  3. Step 3: Cross multiply
    114,296.54x = 171,456.10 × 39,406.84
  4. Step 4: Simplify right side
    114,296.54x = 6,756,543,099.72
  5. Step 5: Solve for x
    x = 6,756,543,099.72/114,296.54
  6. Step 6: Final answer
    x = 59,114.15

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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.