Home / 352,913.40-529,175.70-116,134.20

Finding the Fourth Proportional to 352,913.40, 529,175.70 and 116,134.20

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Solution

The fourth proportional to 352,913.40, 529,175.70 and 116,134.20 is: 174,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,913.40 : 529,175.70 = 116,134.20 : x
  2. Step 2: Convert to fraction form
    352,913.40/529,175.70 = 116,134.20/x
  3. Step 3: Cross multiply
    352,913.40x = 529,175.70 × 116,134.20
  4. Step 4: Simplify right side
    352,913.40x = 61,455,396,578.94
  5. Step 5: Solve for x
    x = 61,455,396,578.94/352,913.40
  6. Step 6: Final answer
    x = 174,137.33

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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.