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Finding the Fourth Proportional to 43,673.99, 65,494.86 and 15,586.53

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Solution

The fourth proportional to 43,673.99, 65,494.86 and 15,586.53 is: 23,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,673.99 : 65,494.86 = 15,586.53 : x
  2. Step 2: Convert to fraction form
    43,673.99/65,494.86 = 15,586.53/x
  3. Step 3: Cross multiply
    43,673.99x = 65,494.86 × 15,586.53
  4. Step 4: Simplify right side
    43,673.99x = 1,020,837,600.24
  5. Step 5: Solve for x
    x = 1,020,837,600.24/43,673.99
  6. Step 6: Final answer
    x = 23,374.04

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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.