Home / 351,973.90-528,059.26-115,482.65

Finding the Fourth Proportional to 351,973.90, 528,059.26 and 115,482.65

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Solution

The fourth proportional to 351,973.90, 528,059.26 and 115,482.65 is: 173,256.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,973.90 : 528,059.26 = 115,482.65 : x
  2. Step 2: Convert to fraction form
    351,973.90/528,059.26 = 115,482.65/x
  3. Step 3: Cross multiply
    351,973.90x = 528,059.26 × 115,482.65
  4. Step 4: Simplify right side
    351,973.90x = 60,981,682,701.84
  5. Step 5: Solve for x
    x = 60,981,682,701.84/351,973.90
  6. Step 6: Final answer
    x = 173,256.26

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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.