Home / 189,506.28-284,408.00-132,207.57

Finding the Fourth Proportional to 189,506.28, 284,408.00 and 132,207.57

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Solution

The fourth proportional to 189,506.28, 284,408.00 and 132,207.57 is: 198,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,506.28 : 284,408.00 = 132,207.57 : x
  2. Step 2: Convert to fraction form
    189,506.28/284,408.00 = 132,207.57/x
  3. Step 3: Cross multiply
    189,506.28x = 284,408.00 × 132,207.57
  4. Step 4: Simplify right side
    189,506.28x = 37,600,889,907.52
  5. Step 5: Solve for x
    x = 37,600,889,907.52/189,506.28
  6. Step 6: Final answer
    x = 198,415.01

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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.