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Finding the Fourth Proportional to 160,903.49, 222,129.52 and 113,369.04

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Solution

The fourth proportional to 160,903.49, 222,129.52 and 113,369.04 is: 156,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,903.49 : 222,129.52 = 113,369.04 : x
  2. Step 2: Convert to fraction form
    160,903.49/222,129.52 = 113,369.04/x
  3. Step 3: Cross multiply
    160,903.49x = 222,129.52 × 113,369.04
  4. Step 4: Simplify right side
    160,903.49x = 25,182,610,154.64
  5. Step 5: Solve for x
    x = 25,182,610,154.64/160,903.49
  6. Step 6: Final answer
    x = 156,507.55

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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.