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Finding the Fourth Proportional to 42,504.67, 63,683.11 and 29,827.54

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Solution

The fourth proportional to 42,504.67, 63,683.11 and 29,827.54 is: 44,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,504.67 : 63,683.11 = 29,827.54 : x
  2. Step 2: Convert to fraction form
    42,504.67/63,683.11 = 29,827.54/x
  3. Step 3: Cross multiply
    42,504.67x = 63,683.11 × 29,827.54
  4. Step 4: Simplify right side
    42,504.67x = 1,899,510,510.85
  5. Step 5: Solve for x
    x = 1,899,510,510.85/42,504.67
  6. Step 6: Final answer
    x = 44,689.45

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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.