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Finding the Fourth Proportional to 183,906.25, 253,798.08 and 103,333.52

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Solution

The fourth proportional to 183,906.25, 253,798.08 and 103,333.52 is: 142,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,906.25 : 253,798.08 = 103,333.52 : x
  2. Step 2: Convert to fraction form
    183,906.25/253,798.08 = 103,333.52/x
  3. Step 3: Cross multiply
    183,906.25x = 253,798.08 × 103,333.52
  4. Step 4: Simplify right side
    183,906.25x = 26,225,848,975.64
  5. Step 5: Solve for x
    x = 26,225,848,975.64/183,906.25
  6. Step 6: Final answer
    x = 142,604.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.