Home / 384,158.16-576,531.27-173,943.72

Finding the Fourth Proportional to 384,158.16, 576,531.27 and 173,943.72

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Solution

The fourth proportional to 384,158.16, 576,531.27 and 173,943.72 is: 261,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,158.16 : 576,531.27 = 173,943.72 : x
  2. Step 2: Convert to fraction form
    384,158.16/576,531.27 = 173,943.72/x
  3. Step 3: Cross multiply
    384,158.16x = 576,531.27 × 173,943.72
  4. Step 4: Simplify right side
    384,158.16x = 100,283,993,800.12
  5. Step 5: Solve for x
    x = 100,283,993,800.12/384,158.16
  6. Step 6: Final answer
    x = 261,048.71

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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.