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Finding the Fourth Proportional to 186,698.10, 280,010.70 and 62,039.10

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Solution

The fourth proportional to 186,698.10, 280,010.70 and 62,039.10 is: 93,046.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,698.10 : 280,010.70 = 62,039.10 : x
  2. Step 2: Convert to fraction form
    186,698.10/280,010.70 = 62,039.10/x
  3. Step 3: Cross multiply
    186,698.10x = 280,010.70 × 62,039.10
  4. Step 4: Simplify right side
    186,698.10x = 17,371,611,818.37
  5. Step 5: Solve for x
    x = 17,371,611,818.37/186,698.10
  6. Step 6: Final answer
    x = 93,046.54

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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.