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Finding the Fourth Proportional to 237,081.74, 355,259.01 and 161,083.49

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Solution

The fourth proportional to 237,081.74, 355,259.01 and 161,083.49 is: 241,378.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,081.74 : 355,259.01 = 161,083.49 : x
  2. Step 2: Convert to fraction form
    237,081.74/355,259.01 = 161,083.49/x
  3. Step 3: Cross multiply
    237,081.74x = 355,259.01 × 161,083.49
  4. Step 4: Simplify right side
    237,081.74x = 57,226,360,012.51
  5. Step 5: Solve for x
    x = 57,226,360,012.51/237,081.74
  6. Step 6: Final answer
    x = 241,378.19

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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.