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Finding the Fourth Proportional to 59,751.74, 89,640.94 and 18,201.98

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Solution

The fourth proportional to 59,751.74, 89,640.94 and 18,201.98 is: 27,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,751.74 : 89,640.94 = 18,201.98 : x
  2. Step 2: Convert to fraction form
    59,751.74/89,640.94 = 18,201.98/x
  3. Step 3: Cross multiply
    59,751.74x = 89,640.94 × 18,201.98
  4. Step 4: Simplify right side
    59,751.74x = 1,631,642,597.06
  5. Step 5: Solve for x
    x = 1,631,642,597.06/59,751.74
  6. Step 6: Final answer
    x = 27,307.03

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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.