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Finding the Fourth Proportional to 59,877.36, 89,821.44 and 15,503.94

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Solution

The fourth proportional to 59,877.36, 89,821.44 and 15,503.94 is: 23,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,877.36 : 89,821.44 = 15,503.94 : x
  2. Step 2: Convert to fraction form
    59,877.36/89,821.44 = 15,503.94/x
  3. Step 3: Cross multiply
    59,877.36x = 89,821.44 × 15,503.94
  4. Step 4: Simplify right side
    59,877.36x = 1,392,586,216.47
  5. Step 5: Solve for x
    x = 1,392,586,216.47/59,877.36
  6. Step 6: Final answer
    x = 23,257.31

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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.