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Finding the Fourth Proportional to 114,586.70, 171,880.05 and 48,009.02

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Solution

The fourth proportional to 114,586.70, 171,880.05 and 48,009.02 is: 72,013.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,586.70 : 171,880.05 = 48,009.02 : x
  2. Step 2: Convert to fraction form
    114,586.70/171,880.05 = 48,009.02/x
  3. Step 3: Cross multiply
    114,586.70x = 171,880.05 × 48,009.02
  4. Step 4: Simplify right side
    114,586.70x = 8,251,792,758.05
  5. Step 5: Solve for x
    x = 8,251,792,758.05/114,586.70
  6. Step 6: Final answer
    x = 72,013.53

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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.