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Finding the Fourth Proportional to 176,375.78, 264,487.12 and 64,018.66

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Solution

The fourth proportional to 176,375.78, 264,487.12 and 64,018.66 is: 96,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,375.78 : 264,487.12 = 64,018.66 : x
  2. Step 2: Convert to fraction form
    176,375.78/264,487.12 = 64,018.66/x
  3. Step 3: Cross multiply
    176,375.78x = 264,487.12 × 64,018.66
  4. Step 4: Simplify right side
    176,375.78x = 16,932,111,009.66
  5. Step 5: Solve for x
    x = 16,932,111,009.66/176,375.78
  6. Step 6: Final answer
    x = 96,000.20

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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.