Home / 55,300.23-82,950.32-13,747.23

Finding the Fourth Proportional to 55,300.23, 82,950.32 and 13,747.23

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Solution

The fourth proportional to 55,300.23, 82,950.32 and 13,747.23 is: 20,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,300.23 : 82,950.32 = 13,747.23 : x
  2. Step 2: Convert to fraction form
    55,300.23/82,950.32 = 13,747.23/x
  3. Step 3: Cross multiply
    55,300.23x = 82,950.32 × 13,747.23
  4. Step 4: Simplify right side
    55,300.23x = 1,140,337,161.98
  5. Step 5: Solve for x
    x = 1,140,337,161.98/55,300.23
  6. Step 6: Final answer
    x = 20,620.84

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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.