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Finding the Fourth Proportional to 59,257, 88,885.50 and 15,481

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Solution

The fourth proportional to 59,257, 88,885.50 and 15,481 is: 23,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,257 : 88,885.50 = 15,481 : x
  2. Step 2: Convert to fraction form
    59,257/88,885.50 = 15,481/x
  3. Step 3: Cross multiply
    59,257x = 88,885.50 × 15,481
  4. Step 4: Simplify right side
    59,257x = 1,376,036,425.50
  5. Step 5: Solve for x
    x = 1,376,036,425.50/59,257
  6. Step 6: Final answer
    x = 23,221.50

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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.