Home / 352,620.27-528,967.29-115,981.38

Finding the Fourth Proportional to 352,620.27, 528,967.29 and 115,981.38

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Solution

The fourth proportional to 352,620.27, 528,967.29 and 115,981.38 is: 173,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,620.27 : 528,967.29 = 115,981.38 : x
  2. Step 2: Convert to fraction form
    352,620.27/528,967.29 = 115,981.38/x
  3. Step 3: Cross multiply
    352,620.27x = 528,967.29 × 115,981.38
  4. Step 4: Simplify right side
    352,620.27x = 61,350,356,269.06
  5. Step 5: Solve for x
    x = 61,350,356,269.06/352,620.27
  6. Step 6: Final answer
    x = 173,984.20

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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.