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Finding the Fourth Proportional to 62,306, 93,459 and 18,530

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Solution

The fourth proportional to 62,306, 93,459 and 18,530 is: 27,795

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,306 : 93,459 = 18,530 : x
  2. Step 2: Convert to fraction form
    62,306/93,459 = 18,530/x
  3. Step 3: Cross multiply
    62,306x = 93,459 × 18,530
  4. Step 4: Simplify right side
    62,306x = 1,731,795,270
  5. Step 5: Solve for x
    x = 1,731,795,270/62,306
  6. Step 6: Final answer
    x = 27,795

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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.