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Finding the Fourth Proportional to 124,223.00, 186,364.21 and 39,991.03

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Solution

The fourth proportional to 124,223.00, 186,364.21 and 39,991.03 is: 59,996.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,223.00 : 186,364.21 = 39,991.03 : x
  2. Step 2: Convert to fraction form
    124,223.00/186,364.21 = 39,991.03/x
  3. Step 3: Cross multiply
    124,223.00x = 186,364.21 × 39,991.03
  4. Step 4: Simplify right side
    124,223.00x = 7,452,896,147.15
  5. Step 5: Solve for x
    x = 7,452,896,147.15/124,223.00
  6. Step 6: Final answer
    x = 59,996.11

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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.