Home / 186,823.56-257,822.19-106,262.67

Finding the Fourth Proportional to 186,823.56, 257,822.19 and 106,262.67

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Solution

The fourth proportional to 186,823.56, 257,822.19 and 106,262.67 is: 146,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,823.56 : 257,822.19 = 106,262.67 : x
  2. Step 2: Convert to fraction form
    186,823.56/257,822.19 = 106,262.67/x
  3. Step 3: Cross multiply
    186,823.56x = 257,822.19 × 106,262.67
  4. Step 4: Simplify right side
    186,823.56x = 27,396,872,474.22
  5. Step 5: Solve for x
    x = 27,396,872,474.22/186,823.56
  6. Step 6: Final answer
    x = 146,645.71

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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.