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Finding the Fourth Proportional to 235,602.44, 353,352.90 and 77,793.56

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Solution

The fourth proportional to 235,602.44, 353,352.90 and 77,793.56 is: 116,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,602.44 : 353,352.90 = 77,793.56 : x
  2. Step 2: Convert to fraction form
    235,602.44/353,352.90 = 77,793.56/x
  3. Step 3: Cross multiply
    235,602.44x = 353,352.90 × 77,793.56
  4. Step 4: Simplify right side
    235,602.44x = 27,488,580,027.32
  5. Step 5: Solve for x
    x = 27,488,580,027.32/235,602.44
  6. Step 6: Final answer
    x = 116,673.58

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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.