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Finding the Fourth Proportional to 183,407.07, 253,101.73 and 102,834.60

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Solution

The fourth proportional to 183,407.07, 253,101.73 and 102,834.60 is: 141,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,407.07 : 253,101.73 = 102,834.60 : x
  2. Step 2: Convert to fraction form
    183,407.07/253,101.73 = 102,834.60/x
  3. Step 3: Cross multiply
    183,407.07x = 253,101.73 × 102,834.60
  4. Step 4: Simplify right side
    183,407.07x = 26,027,615,163.86
  5. Step 5: Solve for x
    x = 26,027,615,163.86/183,407.07
  6. Step 6: Final answer
    x = 141,911.73

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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.