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Finding the Fourth Proportional to 164,103.43, 246,133.28 and 45,764.86

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Solution

The fourth proportional to 164,103.43, 246,133.28 and 45,764.86 is: 68,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,103.43 : 246,133.28 = 45,764.86 : x
  2. Step 2: Convert to fraction form
    164,103.43/246,133.28 = 45,764.86/x
  3. Step 3: Cross multiply
    164,103.43x = 246,133.28 × 45,764.86
  4. Step 4: Simplify right side
    164,103.43x = 11,264,254,871.72
  5. Step 5: Solve for x
    x = 11,264,254,871.72/164,103.43
  6. Step 6: Final answer
    x = 68,641.19

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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.