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Finding the Fourth Proportional to 58,812, 88,218 and 15,036

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Solution

The fourth proportional to 58,812, 88,218 and 15,036 is: 22,554

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,812 : 88,218 = 15,036 : x
  2. Step 2: Convert to fraction form
    58,812/88,218 = 15,036/x
  3. Step 3: Cross multiply
    58,812x = 88,218 × 15,036
  4. Step 4: Simplify right side
    58,812x = 1,326,445,848
  5. Step 5: Solve for x
    x = 1,326,445,848/58,812
  6. Step 6: Final answer
    x = 22,554

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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.