Home / 186,631.75-257,558.30-106,062.67

Finding the Fourth Proportional to 186,631.75, 257,558.30 and 106,062.67

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Solution

The fourth proportional to 186,631.75, 257,558.30 and 106,062.67 is: 146,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,631.75 : 257,558.30 = 106,062.67 : x
  2. Step 2: Convert to fraction form
    186,631.75/257,558.30 = 106,062.67/x
  3. Step 3: Cross multiply
    186,631.75x = 257,558.30 × 106,062.67
  4. Step 4: Simplify right side
    186,631.75x = 27,317,320,978.66
  5. Step 5: Solve for x
    x = 27,317,320,978.66/186,631.75
  6. Step 6: Final answer
    x = 146,370.17

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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.