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Finding the Fourth Proportional to 68,462.51, 102,702.42 and 23,492.63

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Solution

The fourth proportional to 68,462.51, 102,702.42 and 23,492.63 is: 35,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,462.51 : 102,702.42 = 23,492.63 : x
  2. Step 2: Convert to fraction form
    68,462.51/102,702.42 = 23,492.63/x
  3. Step 3: Cross multiply
    68,462.51x = 102,702.42 × 23,492.63
  4. Step 4: Simplify right side
    68,462.51x = 2,412,750,209.92
  5. Step 5: Solve for x
    x = 2,412,750,209.92/68,462.51
  6. Step 6: Final answer
    x = 35,241.92

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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.