Home / 48,121.31-66,408.84-26,900.64

Finding the Fourth Proportional to 48,121.31, 66,408.84 and 26,900.64

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Solution

The fourth proportional to 48,121.31, 66,408.84 and 26,900.64 is: 37,123.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,121.31 : 66,408.84 = 26,900.64 : x
  2. Step 2: Convert to fraction form
    48,121.31/66,408.84 = 26,900.64/x
  3. Step 3: Cross multiply
    48,121.31x = 66,408.84 × 26,900.64
  4. Step 4: Simplify right side
    48,121.31x = 1,786,440,297.66
  5. Step 5: Solve for x
    x = 1,786,440,297.66/48,121.31
  6. Step 6: Final answer
    x = 37,123.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.