Home / 352,650.40-529,053.36-115,983.52

Finding the Fourth Proportional to 352,650.40, 529,053.36 and 115,983.52

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Solution

The fourth proportional to 352,650.40, 529,053.36 and 115,983.52 is: 174,000.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,650.40 : 529,053.36 = 115,983.52 : x
  2. Step 2: Convert to fraction form
    352,650.40/529,053.36 = 115,983.52/x
  3. Step 3: Cross multiply
    352,650.40x = 529,053.36 × 115,983.52
  4. Step 4: Simplify right side
    352,650.40x = 61,361,470,960.63
  5. Step 5: Solve for x
    x = 61,361,470,960.63/352,650.40
  6. Step 6: Final answer
    x = 174,000.85

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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.