Home / 352,310.96-528,521.56-115,599.80

Finding the Fourth Proportional to 352,310.96, 528,521.56 and 115,599.80

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Solution

The fourth proportional to 352,310.96, 528,521.56 and 115,599.80 is: 173,417.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,310.96 : 528,521.56 = 115,599.80 : x
  2. Step 2: Convert to fraction form
    352,310.96/528,521.56 = 115,599.80/x
  3. Step 3: Cross multiply
    352,310.96x = 528,521.56 × 115,599.80
  4. Step 4: Simplify right side
    352,310.96x = 61,096,986,631.69
  5. Step 5: Solve for x
    x = 61,096,986,631.69/352,310.96
  6. Step 6: Final answer
    x = 173,417.79

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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.