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Finding the Fourth Proportional to 183,480.99, 275,291.54 and 71,240.02

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Solution

The fourth proportional to 183,480.99, 275,291.54 and 71,240.02 is: 106,887.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,480.99 : 275,291.54 = 71,240.02 : x
  2. Step 2: Convert to fraction form
    183,480.99/275,291.54 = 71,240.02/x
  3. Step 3: Cross multiply
    183,480.99x = 275,291.54 × 71,240.02
  4. Step 4: Simplify right side
    183,480.99x = 19,611,774,815.43
  5. Step 5: Solve for x
    x = 19,611,774,815.43/183,480.99
  6. Step 6: Final answer
    x = 106,887.23

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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.