Home / 66,170.96-99,216.50-26,682.06

Finding the Fourth Proportional to 66,170.96, 99,216.50 and 26,682.06

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Solution

The fourth proportional to 66,170.96, 99,216.50 and 26,682.06 is: 40,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,170.96 : 99,216.50 = 26,682.06 : x
  2. Step 2: Convert to fraction form
    66,170.96/99,216.50 = 26,682.06/x
  3. Step 3: Cross multiply
    66,170.96x = 99,216.50 × 26,682.06
  4. Step 4: Simplify right side
    66,170.96x = 2,647,300,605.99
  5. Step 5: Solve for x
    x = 2,647,300,605.99/66,170.96
  6. Step 6: Final answer
    x = 40,006.99

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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.