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Finding the Fourth Proportional to 86,392.48, 119,251.44 and 50,594

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Solution

The fourth proportional to 86,392.48, 119,251.44 and 50,594 is: 69,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,392.48 : 119,251.44 = 50,594 : x
  2. Step 2: Convert to fraction form
    86,392.48/119,251.44 = 50,594/x
  3. Step 3: Cross multiply
    86,392.48x = 119,251.44 × 50,594
  4. Step 4: Simplify right side
    86,392.48x = 6,033,407,355.36
  5. Step 5: Solve for x
    x = 6,033,407,355.36/86,392.48
  6. Step 6: Final answer
    x = 69,837.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.