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Finding the Fourth Proportional to 88,602.58, 122,274.62 and 50,363.72

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Solution

The fourth proportional to 88,602.58, 122,274.62 and 50,363.72 is: 69,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,602.58 : 122,274.62 = 50,363.72 : x
  2. Step 2: Convert to fraction form
    88,602.58/122,274.62 = 50,363.72/x
  3. Step 3: Cross multiply
    88,602.58x = 122,274.62 × 50,363.72
  4. Step 4: Simplify right side
    88,602.58x = 6,158,204,472.97
  5. Step 5: Solve for x
    x = 6,158,204,472.97/88,602.58
  6. Step 6: Final answer
    x = 69,503.67

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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.