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Finding the Fourth Proportional to 162,689.84, 244,009.56 and 44,370.64

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Solution

The fourth proportional to 162,689.84, 244,009.56 and 44,370.64 is: 66,549.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,689.84 : 244,009.56 = 44,370.64 : x
  2. Step 2: Convert to fraction form
    162,689.84/244,009.56 = 44,370.64/x
  3. Step 3: Cross multiply
    162,689.84x = 244,009.56 × 44,370.64
  4. Step 4: Simplify right side
    162,689.84x = 10,826,860,343.32
  5. Step 5: Solve for x
    x = 10,826,860,343.32/162,689.84
  6. Step 6: Final answer
    x = 66,549.09

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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.