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Finding the Fourth Proportional to 118,362.44, 177,341.58 and 65,099

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Solution

The fourth proportional to 118,362.44, 177,341.58 and 65,099 is: 97,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,362.44 : 177,341.58 = 65,099 : x
  2. Step 2: Convert to fraction form
    118,362.44/177,341.58 = 65,099/x
  3. Step 3: Cross multiply
    118,362.44x = 177,341.58 × 65,099
  4. Step 4: Simplify right side
    118,362.44x = 11,544,759,516.42
  5. Step 5: Solve for x
    x = 11,544,759,516.42/118,362.44
  6. Step 6: Final answer
    x = 97,537.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.