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Finding the Fourth Proportional to 59,225, 88,837.50 and 15,449

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Solution

The fourth proportional to 59,225, 88,837.50 and 15,449 is: 23,173.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,225 : 88,837.50 = 15,449 : x
  2. Step 2: Convert to fraction form
    59,225/88,837.50 = 15,449/x
  3. Step 3: Cross multiply
    59,225x = 88,837.50 × 15,449
  4. Step 4: Simplify right side
    59,225x = 1,372,450,537.50
  5. Step 5: Solve for x
    x = 1,372,450,537.50/59,225
  6. Step 6: Final answer
    x = 23,173.50

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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.