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Finding the Fourth Proportional to 68,602.02, 102,915.27 and 24,254.52

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Solution

The fourth proportional to 68,602.02, 102,915.27 and 24,254.52 is: 36,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,602.02 : 102,915.27 = 24,254.52 : x
  2. Step 2: Convert to fraction form
    68,602.02/102,915.27 = 24,254.52/x
  3. Step 3: Cross multiply
    68,602.02x = 102,915.27 × 24,254.52
  4. Step 4: Simplify right side
    68,602.02x = 2,496,160,474.52
  5. Step 5: Solve for x
    x = 2,496,160,474.52/68,602.02
  6. Step 6: Final answer
    x = 36,386.11

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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.