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Finding the Fourth Proportional to 89,051.33, 122,904.72 and 50,810.82

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Solution

The fourth proportional to 89,051.33, 122,904.72 and 50,810.82 is: 70,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,051.33 : 122,904.72 = 50,810.82 : x
  2. Step 2: Convert to fraction form
    89,051.33/122,904.72 = 50,810.82/x
  3. Step 3: Cross multiply
    89,051.33x = 122,904.72 × 50,810.82
  4. Step 4: Simplify right side
    89,051.33x = 6,244,889,605.07
  5. Step 5: Solve for x
    x = 6,244,889,605.07/89,051.33
  6. Step 6: Final answer
    x = 70,126.86

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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.