Home / 352,565.84-528,914.37-115,917.86

Finding the Fourth Proportional to 352,565.84, 528,914.37 and 115,917.86

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Solution

The fourth proportional to 352,565.84, 528,914.37 and 115,917.86 is: 173,898.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,565.84 : 528,914.37 = 115,917.86 : x
  2. Step 2: Convert to fraction form
    352,565.84/528,914.37 = 115,917.86/x
  3. Step 3: Cross multiply
    352,565.84x = 528,914.37 × 115,917.86
  4. Step 4: Simplify right side
    352,565.84x = 61,310,621,893.65
  5. Step 5: Solve for x
    x = 61,310,621,893.65/352,565.84
  6. Step 6: Final answer
    x = 173,898.36

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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.