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Finding the Fourth Proportional to 101,503.44, 152,307.66 and 73,653.11

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Solution

The fourth proportional to 101,503.44, 152,307.66 and 73,653.11 is: 110,517.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,503.44 : 152,307.66 = 73,653.11 : x
  2. Step 2: Convert to fraction form
    101,503.44/152,307.66 = 73,653.11/x
  3. Step 3: Cross multiply
    101,503.44x = 152,307.66 × 73,653.11
  4. Step 4: Simplify right side
    101,503.44x = 11,217,932,835.82
  5. Step 5: Solve for x
    x = 11,217,932,835.82/101,503.44
  6. Step 6: Final answer
    x = 110,517.76

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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.