Home / 185,806.51-279,949.37-168,057.65

Finding the Fourth Proportional to 185,806.51, 279,949.37 and 168,057.65

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Solution

The fourth proportional to 185,806.51, 279,949.37 and 168,057.65 is: 253,207.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,806.51 : 279,949.37 = 168,057.65 : x
  2. Step 2: Convert to fraction form
    185,806.51/279,949.37 = 168,057.65/x
  3. Step 3: Cross multiply
    185,806.51x = 279,949.37 × 168,057.65
  4. Step 4: Simplify right side
    185,806.51x = 47,047,633,100.77
  5. Step 5: Solve for x
    x = 47,047,633,100.77/185,806.51
  6. Step 6: Final answer
    x = 253,207.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.