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Finding the Fourth Proportional to 162,347.63, 243,520.83 and 44,018.64

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Solution

The fourth proportional to 162,347.63, 243,520.83 and 44,018.64 is: 66,027.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,347.63 : 243,520.83 = 44,018.64 : x
  2. Step 2: Convert to fraction form
    162,347.63/243,520.83 = 44,018.64/x
  3. Step 3: Cross multiply
    162,347.63x = 243,520.83 × 44,018.64
  4. Step 4: Simplify right side
    162,347.63x = 10,719,455,748.27
  5. Step 5: Solve for x
    x = 10,719,455,748.27/162,347.63
  6. Step 6: Final answer
    x = 66,027.80

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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.