Home / 183,341.30-274,955.66-126,778.64

Finding the Fourth Proportional to 183,341.30, 274,955.66 and 126,778.64

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Solution

The fourth proportional to 183,341.30, 274,955.66 and 126,778.64 is: 190,129.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,341.30 : 274,955.66 = 126,778.64 : x
  2. Step 2: Convert to fraction form
    183,341.30/274,955.66 = 126,778.64/x
  3. Step 3: Cross multiply
    183,341.30x = 274,955.66 × 126,778.64
  4. Step 4: Simplify right side
    183,341.30x = 34,858,502,626.43
  5. Step 5: Solve for x
    x = 34,858,502,626.43/183,341.30
  6. Step 6: Final answer
    x = 190,129.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.