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Finding the Fourth Proportional to 60,236.67, 90,437.75 and 30,674.37

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Solution

The fourth proportional to 60,236.67, 90,437.75 and 30,674.37 is: 46,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,236.67 : 90,437.75 = 30,674.37 : x
  2. Step 2: Convert to fraction form
    60,236.67/90,437.75 = 30,674.37/x
  3. Step 3: Cross multiply
    60,236.67x = 90,437.75 × 30,674.37
  4. Step 4: Simplify right side
    60,236.67x = 2,774,120,629.96
  5. Step 5: Solve for x
    x = 2,774,120,629.96/60,236.67
  6. Step 6: Final answer
    x = 46,053.69

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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.