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Finding the Fourth Proportional to 173,104.60, 238,885.32 and 97,657.96

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Solution

The fourth proportional to 173,104.60, 238,885.32 and 97,657.96 is: 134,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,104.60 : 238,885.32 = 97,657.96 : x
  2. Step 2: Convert to fraction form
    173,104.60/238,885.32 = 97,657.96/x
  3. Step 3: Cross multiply
    173,104.60x = 238,885.32 × 97,657.96
  4. Step 4: Simplify right side
    173,104.60x = 23,329,053,025.15
  5. Step 5: Solve for x
    x = 23,329,053,025.15/173,104.60
  6. Step 6: Final answer
    x = 134,768.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.