Home / 42,311.75-58,390.22-23,450.09

Finding the Fourth Proportional to 42,311.75, 58,390.22 and 23,450.09

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Solution

The fourth proportional to 42,311.75, 58,390.22 and 23,450.09 is: 32,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,311.75 : 58,390.22 = 23,450.09 : x
  2. Step 2: Convert to fraction form
    42,311.75/58,390.22 = 23,450.09/x
  3. Step 3: Cross multiply
    42,311.75x = 58,390.22 × 23,450.09
  4. Step 4: Simplify right side
    42,311.75x = 1,369,255,796.87
  5. Step 5: Solve for x
    x = 1,369,255,796.87/42,311.75
  6. Step 6: Final answer
    x = 32,361.12

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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.