Home / 55,523.34-76,622.31-30,372.84

Finding the Fourth Proportional to 55,523.34, 76,622.31 and 30,372.84

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Solution

The fourth proportional to 55,523.34, 76,622.31 and 30,372.84 is: 41,914.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,523.34 : 76,622.31 = 30,372.84 : x
  2. Step 2: Convert to fraction form
    55,523.34/76,622.31 = 30,372.84/x
  3. Step 3: Cross multiply
    55,523.34x = 76,622.31 × 30,372.84
  4. Step 4: Simplify right side
    55,523.34x = 2,327,237,162.06
  5. Step 5: Solve for x
    x = 2,327,237,162.06/55,523.34
  6. Step 6: Final answer
    x = 41,914.57

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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.