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Finding the Fourth Proportional to 186,745.50, 280,120.68 and 62,086.50

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Solution

The fourth proportional to 186,745.50, 280,120.68 and 62,086.50 is: 93,130.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,745.50 : 280,120.68 = 62,086.50 : x
  2. Step 2: Convert to fraction form
    186,745.50/280,120.68 = 62,086.50/x
  3. Step 3: Cross multiply
    186,745.50x = 280,120.68 × 62,086.50
  4. Step 4: Simplify right side
    186,745.50x = 17,391,712,598.82
  5. Step 5: Solve for x
    x = 17,391,712,598.82/186,745.50
  6. Step 6: Final answer
    x = 93,130.56

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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.