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Finding the Fourth Proportional to 367,166.43, 550,643.81 and 100,935.63

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Solution

The fourth proportional to 367,166.43, 550,643.81 and 100,935.63 is: 151,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,166.43 : 550,643.81 = 100,935.63 : x
  2. Step 2: Convert to fraction form
    367,166.43/550,643.81 = 100,935.63/x
  3. Step 3: Cross multiply
    367,166.43x = 550,643.81 × 100,935.63
  4. Step 4: Simplify right side
    367,166.43x = 55,579,579,363.27
  5. Step 5: Solve for x
    x = 55,579,579,363.27/367,166.43
  6. Step 6: Final answer
    x = 151,374.35

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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.