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Finding the Fourth Proportional to 52,179, 72,007.02 and 29,823.48

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Solution

The fourth proportional to 52,179, 72,007.02 and 29,823.48 is: 41,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,179 : 72,007.02 = 29,823.48 : x
  2. Step 2: Convert to fraction form
    52,179/72,007.02 = 29,823.48/x
  3. Step 3: Cross multiply
    52,179x = 72,007.02 × 29,823.48
  4. Step 4: Simplify right side
    52,179x = 2,147,499,920.83
  5. Step 5: Solve for x
    x = 2,147,499,920.83/52,179
  6. Step 6: Final answer
    x = 41,156.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.