Home / 352,639.72-528,847.24-115,927.84

Finding the Fourth Proportional to 352,639.72, 528,847.24 and 115,927.84

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Solution

The fourth proportional to 352,639.72, 528,847.24 and 115,927.84 is: 173,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,639.72 : 528,847.24 = 115,927.84 : x
  2. Step 2: Convert to fraction form
    352,639.72/528,847.24 = 115,927.84/x
  3. Step 3: Cross multiply
    352,639.72x = 528,847.24 × 115,927.84
  4. Step 4: Simplify right side
    352,639.72x = 61,308,118,223.16
  5. Step 5: Solve for x
    x = 61,308,118,223.16/352,639.72
  6. Step 6: Final answer
    x = 173,854.83

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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.