Home / 205,389.30-283,409.19-114,734.06

Finding the Fourth Proportional to 205,389.30, 283,409.19 and 114,734.06

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Solution

The fourth proportional to 205,389.30, 283,409.19 and 114,734.06 is: 158,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,389.30 : 283,409.19 = 114,734.06 : x
  2. Step 2: Convert to fraction form
    205,389.30/283,409.19 = 114,734.06/x
  3. Step 3: Cross multiply
    205,389.30x = 283,409.19 × 114,734.06
  4. Step 4: Simplify right side
    205,389.30x = 32,516,685,592.97
  5. Step 5: Solve for x
    x = 32,516,685,592.97/205,389.30
  6. Step 6: Final answer
    x = 158,317.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.