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Finding the Fourth Proportional to 163,906.60, 245,903.64 and 58,736.20

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Solution

The fourth proportional to 163,906.60, 245,903.64 and 58,736.20 is: 88,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,906.60 : 245,903.64 = 58,736.20 : x
  2. Step 2: Convert to fraction form
    163,906.60/245,903.64 = 58,736.20/x
  3. Step 3: Cross multiply
    163,906.60x = 245,903.64 × 58,736.20
  4. Step 4: Simplify right side
    163,906.60x = 14,443,445,379.77
  5. Step 5: Solve for x
    x = 14,443,445,379.77/163,906.60
  6. Step 6: Final answer
    x = 88,119.97

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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.