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Finding the Fourth Proportional to 114,404.88, 171,630.27 and 39,527.76

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Solution

The fourth proportional to 114,404.88, 171,630.27 and 39,527.76 is: 59,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,404.88 : 171,630.27 = 39,527.76 : x
  2. Step 2: Convert to fraction form
    114,404.88/171,630.27 = 39,527.76/x
  3. Step 3: Cross multiply
    114,404.88x = 171,630.27 × 39,527.76
  4. Step 4: Simplify right side
    114,404.88x = 6,784,160,121.30
  5. Step 5: Solve for x
    x = 6,784,160,121.30/114,404.88
  6. Step 6: Final answer
    x = 59,299.57

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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.