Home / 303,545.07-455,339.67-116,556.57

Finding the Fourth Proportional to 303,545.07, 455,339.67 and 116,556.57

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Solution

The fourth proportional to 303,545.07, 455,339.67 and 116,556.57 is: 174,843.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,545.07 : 455,339.67 = 116,556.57 : x
  2. Step 2: Convert to fraction form
    303,545.07/455,339.67 = 116,556.57/x
  3. Step 3: Cross multiply
    303,545.07x = 455,339.67 × 116,556.57
  4. Step 4: Simplify right side
    303,545.07x = 53,072,830,120.13
  5. Step 5: Solve for x
    x = 53,072,830,120.13/303,545.07
  6. Step 6: Final answer
    x = 174,843.33

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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.