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Finding the Fourth Proportional to 176,620.48, 264,931.32 and 43,503.88

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Solution

The fourth proportional to 176,620.48, 264,931.32 and 43,503.88 is: 65,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,620.48 : 264,931.32 = 43,503.88 : x
  2. Step 2: Convert to fraction form
    176,620.48/264,931.32 = 43,503.88/x
  3. Step 3: Cross multiply
    176,620.48x = 264,931.32 × 43,503.88
  4. Step 4: Simplify right side
    176,620.48x = 11,525,540,353.52
  5. Step 5: Solve for x
    x = 11,525,540,353.52/176,620.48
  6. Step 6: Final answer
    x = 65,255.97

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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.