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Finding the Fourth Proportional to 130,366.02, 179,907.84 and 73,777.38

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Solution

The fourth proportional to 130,366.02, 179,907.84 and 73,777.38 is: 101,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,366.02 : 179,907.84 = 73,777.38 : x
  2. Step 2: Convert to fraction form
    130,366.02/179,907.84 = 73,777.38/x
  3. Step 3: Cross multiply
    130,366.02x = 179,907.84 × 73,777.38
  4. Step 4: Simplify right side
    130,366.02x = 13,273,129,076.66
  5. Step 5: Solve for x
    x = 13,273,129,076.66/130,366.02
  6. Step 6: Final answer
    x = 101,814.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.