Home / 56,923.56-85,389.44-21,863.21

Finding the Fourth Proportional to 56,923.56, 85,389.44 and 21,863.21

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Solution

The fourth proportional to 56,923.56, 85,389.44 and 21,863.21 is: 32,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,923.56 : 85,389.44 = 21,863.21 : x
  2. Step 2: Convert to fraction form
    56,923.56/85,389.44 = 21,863.21/x
  3. Step 3: Cross multiply
    56,923.56x = 85,389.44 × 21,863.21
  4. Step 4: Simplify right side
    56,923.56x = 1,866,887,149.19
  5. Step 5: Solve for x
    x = 1,866,887,149.19/56,923.56
  6. Step 6: Final answer
    x = 32,796.39

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1.5x scale

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.