Home / 352,469.10-528,789.77-112,583.08

Finding the Fourth Proportional to 352,469.10, 528,789.77 and 112,583.08

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Solution

The fourth proportional to 352,469.10, 528,789.77 and 112,583.08 is: 168,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,469.10 : 528,789.77 = 112,583.08 : x
  2. Step 2: Convert to fraction form
    352,469.10/528,789.77 = 112,583.08/x
  3. Step 3: Cross multiply
    352,469.10x = 528,789.77 × 112,583.08
  4. Step 4: Simplify right side
    352,469.10x = 59,532,781,499.35
  5. Step 5: Solve for x
    x = 59,532,781,499.35/352,469.10
  6. Step 6: Final answer
    x = 168,902.13

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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.