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Finding the Fourth Proportional to 108,447.84, 162,640.47 and 37,367.58

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Solution

The fourth proportional to 108,447.84, 162,640.47 and 37,367.58 is: 56,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,447.84 : 162,640.47 = 37,367.58 : x
  2. Step 2: Convert to fraction form
    108,447.84/162,640.47 = 37,367.58/x
  3. Step 3: Cross multiply
    108,447.84x = 162,640.47 × 37,367.58
  4. Step 4: Simplify right side
    108,447.84x = 6,077,480,773.96
  5. Step 5: Solve for x
    x = 6,077,480,773.96/108,447.84
  6. Step 6: Final answer
    x = 56,040.59

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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.