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Finding the Fourth Proportional to 59,895.84, 89,840.52 and 18,342.96

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Solution

The fourth proportional to 59,895.84, 89,840.52 and 18,342.96 is: 27,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,895.84 : 89,840.52 = 18,342.96 : x
  2. Step 2: Convert to fraction form
    59,895.84/89,840.52 = 18,342.96/x
  3. Step 3: Cross multiply
    59,895.84x = 89,840.52 × 18,342.96
  4. Step 4: Simplify right side
    59,895.84x = 1,647,941,064.74
  5. Step 5: Solve for x
    x = 1,647,941,064.74/59,895.84
  6. Step 6: Final answer
    x = 27,513.45

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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.