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Finding the Fourth Proportional to 173,207, 259,896.60 and 97,258.28

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Solution

The fourth proportional to 173,207, 259,896.60 and 97,258.28 is: 145,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,207 : 259,896.60 = 97,258.28 : x
  2. Step 2: Convert to fraction form
    173,207/259,896.60 = 97,258.28/x
  3. Step 3: Cross multiply
    173,207x = 259,896.60 × 97,258.28
  4. Step 4: Simplify right side
    173,207x = 25,277,096,293.85
  5. Step 5: Solve for x
    x = 25,277,096,293.85/173,207
  6. Step 6: Final answer
    x = 145,935.77

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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.