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Finding the Fourth Proportional to 165,495.96, 228,377.16 and 91,903.86

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Solution

The fourth proportional to 165,495.96, 228,377.16 and 91,903.86 is: 126,823.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,495.96 : 228,377.16 = 91,903.86 : x
  2. Step 2: Convert to fraction form
    165,495.96/228,377.16 = 91,903.86/x
  3. Step 3: Cross multiply
    165,495.96x = 228,377.16 × 91,903.86
  4. Step 4: Simplify right side
    165,495.96x = 20,988,742,539.84
  5. Step 5: Solve for x
    x = 20,988,742,539.84/165,495.96
  6. Step 6: Final answer
    x = 126,823.29

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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.