Home / 43,710.56-65,565.76-15,993.44

Finding the Fourth Proportional to 43,710.56, 65,565.76 and 15,993.44

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Solution

The fourth proportional to 43,710.56, 65,565.76 and 15,993.44 is: 23,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,710.56 : 65,565.76 = 15,993.44 : x
  2. Step 2: Convert to fraction form
    43,710.56/65,565.76 = 15,993.44/x
  3. Step 3: Cross multiply
    43,710.56x = 65,565.76 × 15,993.44
  4. Step 4: Simplify right side
    43,710.56x = 1,048,622,048.61
  5. Step 5: Solve for x
    x = 1,048,622,048.61/43,710.56
  6. Step 6: Final answer
    x = 23,990.13

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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.