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Finding the Fourth Proportional to 164,370.72, 246,563.12 and 64,552.55

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Solution

The fourth proportional to 164,370.72, 246,563.12 and 64,552.55 is: 96,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,370.72 : 246,563.12 = 64,552.55 : x
  2. Step 2: Convert to fraction form
    164,370.72/246,563.12 = 64,552.55/x
  3. Step 3: Cross multiply
    164,370.72x = 246,563.12 × 64,552.55
  4. Step 4: Simplify right side
    164,370.72x = 15,916,276,576.38
  5. Step 5: Solve for x
    x = 15,916,276,576.38/164,370.72
  6. Step 6: Final answer
    x = 96,831.58

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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.