Home / 186,540.23-257,352.43-114,795.69

Finding the Fourth Proportional to 186,540.23, 257,352.43 and 114,795.69

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Solution

The fourth proportional to 186,540.23, 257,352.43 and 114,795.69 is: 158,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,540.23 : 257,352.43 = 114,795.69 : x
  2. Step 2: Convert to fraction form
    186,540.23/257,352.43 = 114,795.69/x
  3. Step 3: Cross multiply
    186,540.23x = 257,352.43 × 114,795.69
  4. Step 4: Simplify right side
    186,540.23x = 29,542,949,201.05
  5. Step 5: Solve for x
    x = 29,542,949,201.05/186,540.23
  6. Step 6: Final answer
    x = 158,373.08

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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.