Home / 189,554.76-284,344.56-54,622.44

Finding the Fourth Proportional to 189,554.76, 284,344.56 and 54,622.44

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Solution

The fourth proportional to 189,554.76, 284,344.56 and 54,622.44 is: 81,937.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,554.76 : 284,344.56 = 54,622.44 : x
  2. Step 2: Convert to fraction form
    189,554.76/284,344.56 = 54,622.44/x
  3. Step 3: Cross multiply
    189,554.76x = 284,344.56 × 54,622.44
  4. Step 4: Simplify right side
    189,554.76x = 15,531,593,667.93
  5. Step 5: Solve for x
    x = 15,531,593,667.93/189,554.76
  6. Step 6: Final answer
    x = 81,937.24

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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.