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Finding the Fourth Proportional to 202,323.56, 279,206.56 and 111,679.56

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Solution

The fourth proportional to 202,323.56, 279,206.56 and 111,679.56 is: 154,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,323.56 : 279,206.56 = 111,679.56 : x
  2. Step 2: Convert to fraction form
    202,323.56/279,206.56 = 111,679.56/x
  3. Step 3: Cross multiply
    202,323.56x = 279,206.56 × 111,679.56
  4. Step 4: Simplify right side
    202,323.56x = 31,181,665,909.51
  5. Step 5: Solve for x
    x = 31,181,665,909.51/202,323.56
  6. Step 6: Final answer
    x = 154,117.82

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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.