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Finding the Fourth Proportional to 68,684.62, 103,026.93 and 37,502.86

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Solution

The fourth proportional to 68,684.62, 103,026.93 and 37,502.86 is: 56,254.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,684.62 : 103,026.93 = 37,502.86 : x
  2. Step 2: Convert to fraction form
    68,684.62/103,026.93 = 37,502.86/x
  3. Step 3: Cross multiply
    68,684.62x = 103,026.93 × 37,502.86
  4. Step 4: Simplify right side
    68,684.62x = 3,863,804,532.02
  5. Step 5: Solve for x
    x = 3,863,804,532.02/68,684.62
  6. Step 6: Final answer
    x = 56,254.29

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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.