Home / 57,020.70-85,495.51-21,952.15

Finding the Fourth Proportional to 57,020.70, 85,495.51 and 21,952.15

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Solution

The fourth proportional to 57,020.70, 85,495.51 and 21,952.15 is: 32,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,020.70 : 85,495.51 = 21,952.15 : x
  2. Step 2: Convert to fraction form
    57,020.70/85,495.51 = 21,952.15/x
  3. Step 3: Cross multiply
    57,020.70x = 85,495.51 × 21,952.15
  4. Step 4: Simplify right side
    57,020.70x = 1,876,810,259.85
  5. Step 5: Solve for x
    x = 1,876,810,259.85/57,020.70
  6. Step 6: Final answer
    x = 32,914.54

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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.