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Finding the Fourth Proportional to 146,774.56, 202,548.72 and 79,706.08

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Solution

The fourth proportional to 146,774.56, 202,548.72 and 79,706.08 is: 109,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,774.56 : 202,548.72 = 79,706.08 : x
  2. Step 2: Convert to fraction form
    146,774.56/202,548.72 = 79,706.08/x
  3. Step 3: Cross multiply
    146,774.56x = 202,548.72 × 79,706.08
  4. Step 4: Simplify right side
    146,774.56x = 16,144,364,480.22
  5. Step 5: Solve for x
    x = 16,144,364,480.22/146,774.56
  6. Step 6: Final answer
    x = 109,994.30

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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.