Home / 199,055.50-274,698.06-108,409.67

Finding the Fourth Proportional to 199,055.50, 274,698.06 and 108,409.67

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Solution

The fourth proportional to 199,055.50, 274,698.06 and 108,409.67 is: 149,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,055.50 : 274,698.06 = 108,409.67 : x
  2. Step 2: Convert to fraction form
    199,055.50/274,698.06 = 108,409.67/x
  3. Step 3: Cross multiply
    199,055.50x = 274,698.06 × 108,409.67
  4. Step 4: Simplify right side
    199,055.50x = 29,779,924,816.65
  5. Step 5: Solve for x
    x = 29,779,924,816.65/199,055.50
  6. Step 6: Final answer
    x = 149,606.14

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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.