Home / 186,634.37-257,555.42-106,062.05

Finding the Fourth Proportional to 186,634.37, 257,555.42 and 106,062.05

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Solution

The fourth proportional to 186,634.37, 257,555.42 and 106,062.05 is: 146,365.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,634.37 : 257,555.42 = 106,062.05 : x
  2. Step 2: Convert to fraction form
    186,634.37/257,555.42 = 106,062.05/x
  3. Step 3: Cross multiply
    186,634.37x = 257,555.42 × 106,062.05
  4. Step 4: Simplify right side
    186,634.37x = 27,316,855,833.81
  5. Step 5: Solve for x
    x = 27,316,855,833.81/186,634.37
  6. Step 6: Final answer
    x = 146,365.62

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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.