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Finding the Fourth Proportional to 124,563.33, 186,874.67 and 40,323.53

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Solution

The fourth proportional to 124,563.33, 186,874.67 and 40,323.53 is: 60,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,563.33 : 186,874.67 = 40,323.53 : x
  2. Step 2: Convert to fraction form
    124,563.33/186,874.67 = 40,323.53/x
  3. Step 3: Cross multiply
    124,563.33x = 186,874.67 × 40,323.53
  4. Step 4: Simplify right side
    124,563.33x = 7,535,446,929.98
  5. Step 5: Solve for x
    x = 7,535,446,929.98/124,563.33
  6. Step 6: Final answer
    x = 60,494.91

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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.