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Finding the Fourth Proportional to 242,444.90, 363,791.93 and 107,601.37

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Solution

The fourth proportional to 242,444.90, 363,791.93 and 107,601.37 is: 161,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,444.90 : 363,791.93 = 107,601.37 : x
  2. Step 2: Convert to fraction form
    242,444.90/363,791.93 = 107,601.37/x
  3. Step 3: Cross multiply
    242,444.90x = 363,791.93 × 107,601.37
  4. Step 4: Simplify right side
    242,444.90x = 39,144,508,615.46
  5. Step 5: Solve for x
    x = 39,144,508,615.46/242,444.90
  6. Step 6: Final answer
    x = 161,457.34

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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.