Home / 56,738.08-85,107.21-23,421.56

Finding the Fourth Proportional to 56,738.08, 85,107.21 and 23,421.56

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Solution

The fourth proportional to 56,738.08, 85,107.21 and 23,421.56 is: 35,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,738.08 : 85,107.21 = 23,421.56 : x
  2. Step 2: Convert to fraction form
    56,738.08/85,107.21 = 23,421.56/x
  3. Step 3: Cross multiply
    56,738.08x = 85,107.21 × 23,421.56
  4. Step 4: Simplify right side
    56,738.08x = 1,993,343,625.45
  5. Step 5: Solve for x
    x = 1,993,343,625.45/56,738.08
  6. Step 6: Final answer
    x = 35,132.38

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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.