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Finding the Fourth Proportional to 58,362, 87,543 and 14,586

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Solution

The fourth proportional to 58,362, 87,543 and 14,586 is: 21,879

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,362 : 87,543 = 14,586 : x
  2. Step 2: Convert to fraction form
    58,362/87,543 = 14,586/x
  3. Step 3: Cross multiply
    58,362x = 87,543 × 14,586
  4. Step 4: Simplify right side
    58,362x = 1,276,902,198
  5. Step 5: Solve for x
    x = 1,276,902,198/58,362
  6. Step 6: Final answer
    x = 21,879

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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.