Home / 186,941.96-278,982.22-166,996.52

Finding the Fourth Proportional to 186,941.96, 278,982.22 and 166,996.52

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Solution

The fourth proportional to 186,941.96, 278,982.22 and 166,996.52 is: 249,216.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,941.96 : 278,982.22 = 166,996.52 : x
  2. Step 2: Convert to fraction form
    186,941.96/278,982.22 = 166,996.52/x
  3. Step 3: Cross multiply
    186,941.96x = 278,982.22 × 166,996.52
  4. Step 4: Simplify right side
    186,941.96x = 46,589,059,881.87
  5. Step 5: Solve for x
    x = 46,589,059,881.87/186,941.96
  6. Step 6: Final answer
    x = 249,216.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.