Home / 186,601.32-257,516.82-106,042.56

Finding the Fourth Proportional to 186,601.32, 257,516.82 and 106,042.56

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Solution

The fourth proportional to 186,601.32, 257,516.82 and 106,042.56 is: 146,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,601.32 : 257,516.82 = 106,042.56 : x
  2. Step 2: Convert to fraction form
    186,601.32/257,516.82 = 106,042.56/x
  3. Step 3: Cross multiply
    186,601.32x = 257,516.82 × 106,042.56
  4. Step 4: Simplify right side
    186,601.32x = 27,307,742,835.86
  5. Step 5: Solve for x
    x = 27,307,742,835.86/186,601.32
  6. Step 6: Final answer
    x = 146,342.71

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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.