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Finding the Fourth Proportional to 164,671.71, 247,338.23 and 98,241.63

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Solution

The fourth proportional to 164,671.71, 247,338.23 and 98,241.63 is: 147,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,671.71 : 247,338.23 = 98,241.63 : x
  2. Step 2: Convert to fraction form
    164,671.71/247,338.23 = 98,241.63/x
  3. Step 3: Cross multiply
    164,671.71x = 247,338.23 × 98,241.63
  4. Step 4: Simplify right side
    164,671.71x = 24,298,910,385.31
  5. Step 5: Solve for x
    x = 24,298,910,385.31/164,671.71
  6. Step 6: Final answer
    x = 147,559.71

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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.