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Finding the Fourth Proportional to 161,247.93, 241,788.93 and 72,425.22

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Solution

The fourth proportional to 161,247.93, 241,788.93 and 72,425.22 is: 108,600.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,247.93 : 241,788.93 = 72,425.22 : x
  2. Step 2: Convert to fraction form
    161,247.93/241,788.93 = 72,425.22/x
  3. Step 3: Cross multiply
    161,247.93x = 241,788.93 × 72,425.22
  4. Step 4: Simplify right side
    161,247.93x = 17,511,616,448.81
  5. Step 5: Solve for x
    x = 17,511,616,448.81/161,247.93
  6. Step 6: Final answer
    x = 108,600.57

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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.