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Finding the Fourth Proportional to 161,054.82, 241,532.37 and 55,849.32

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Solution

The fourth proportional to 161,054.82, 241,532.37 and 55,849.32 is: 83,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,054.82 : 241,532.37 = 55,849.32 : x
  2. Step 2: Convert to fraction form
    161,054.82/241,532.37 = 55,849.32/x
  3. Step 3: Cross multiply
    161,054.82x = 241,532.37 × 55,849.32
  4. Step 4: Simplify right side
    161,054.82x = 13,489,418,622.49
  5. Step 5: Solve for x
    x = 13,489,418,622.49/161,054.82
  6. Step 6: Final answer
    x = 83,756.69

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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.