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Finding the Fourth Proportional to 58,605.48, 87,907 and 14,232.46

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Solution

The fourth proportional to 58,605.48, 87,907 and 14,232.46 is: 21,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,605.48 : 87,907 = 14,232.46 : x
  2. Step 2: Convert to fraction form
    58,605.48/87,907 = 14,232.46/x
  3. Step 3: Cross multiply
    58,605.48x = 87,907 × 14,232.46
  4. Step 4: Simplify right side
    58,605.48x = 1,251,132,861.22
  5. Step 5: Solve for x
    x = 1,251,132,861.22/58,605.48
  6. Step 6: Final answer
    x = 21,348.39

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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.