Home / 186,538.56-257,360.04-113,914.96

Finding the Fourth Proportional to 186,538.56, 257,360.04 and 113,914.96

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Solution

The fourth proportional to 186,538.56, 257,360.04 and 113,914.96 is: 157,164.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,538.56 : 257,360.04 = 113,914.96 : x
  2. Step 2: Convert to fraction form
    186,538.56/257,360.04 = 113,914.96/x
  3. Step 3: Cross multiply
    186,538.56x = 257,360.04 × 113,914.96
  4. Step 4: Simplify right side
    186,538.56x = 29,317,158,662.20
  5. Step 5: Solve for x
    x = 29,317,158,662.20/186,538.56
  6. Step 6: Final answer
    x = 157,164.07

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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.