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Finding the Fourth Proportional to 176,447.70, 264,522.75 and 76,532.63

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Solution

The fourth proportional to 176,447.70, 264,522.75 and 76,532.63 is: 114,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,447.70 : 264,522.75 = 76,532.63 : x
  2. Step 2: Convert to fraction form
    176,447.70/264,522.75 = 76,532.63/x
  3. Step 3: Cross multiply
    176,447.70x = 264,522.75 × 76,532.63
  4. Step 4: Simplify right side
    176,447.70x = 20,244,621,752.33
  5. Step 5: Solve for x
    x = 20,244,621,752.33/176,447.70
  6. Step 6: Final answer
    x = 114,734.40

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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.