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Finding the Fourth Proportional to 52,873.37, 72,969.93 and 29,004.69

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Solution

The fourth proportional to 52,873.37, 72,969.93 and 29,004.69 is: 40,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,873.37 : 72,969.93 = 29,004.69 : x
  2. Step 2: Convert to fraction form
    52,873.37/72,969.93 = 29,004.69/x
  3. Step 3: Cross multiply
    52,873.37x = 72,969.93 × 29,004.69
  4. Step 4: Simplify right side
    52,873.37x = 2,116,470,053.95
  5. Step 5: Solve for x
    x = 2,116,470,053.95/52,873.37
  6. Step 6: Final answer
    x = 40,029.04

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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.