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Finding the Fourth Proportional to 191,924.51, 287,923.66 and 73,586.62

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Solution

The fourth proportional to 191,924.51, 287,923.66 and 73,586.62 is: 110,394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,924.51 : 287,923.66 = 73,586.62 : x
  2. Step 2: Convert to fraction form
    191,924.51/287,923.66 = 73,586.62/x
  3. Step 3: Cross multiply
    191,924.51x = 287,923.66 × 73,586.62
  4. Step 4: Simplify right side
    191,924.51x = 21,187,327,513.80
  5. Step 5: Solve for x
    x = 21,187,327,513.80/191,924.51
  6. Step 6: Final answer
    x = 110,394.07

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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.