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Finding the Fourth Proportional to 183,493.02, 253,200.12 and 102,903.96

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Solution

The fourth proportional to 183,493.02, 253,200.12 and 102,903.96 is: 141,996.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,493.02 : 253,200.12 = 102,903.96 : x
  2. Step 2: Convert to fraction form
    183,493.02/253,200.12 = 102,903.96/x
  3. Step 3: Cross multiply
    183,493.02x = 253,200.12 × 102,903.96
  4. Step 4: Simplify right side
    183,493.02x = 26,055,295,020.48
  5. Step 5: Solve for x
    x = 26,055,295,020.48/183,493.02
  6. Step 6: Final answer
    x = 141,996.11

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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.