Home / 56,890.68-85,352.36-17,453.56

Finding the Fourth Proportional to 56,890.68, 85,352.36 and 17,453.56

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Solution

The fourth proportional to 56,890.68, 85,352.36 and 17,453.56 is: 26,185.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,890.68 : 85,352.36 = 17,453.56 : x
  2. Step 2: Convert to fraction form
    56,890.68/85,352.36 = 17,453.56/x
  3. Step 3: Cross multiply
    56,890.68x = 85,352.36 × 17,453.56
  4. Step 4: Simplify right side
    56,890.68x = 1,489,702,536.40
  5. Step 5: Solve for x
    x = 1,489,702,536.40/56,890.68
  6. Step 6: Final answer
    x = 26,185.35

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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.