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Finding the Fourth Proportional to 183,969.04, 253,879.56 and 111,370.97

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Solution

The fourth proportional to 183,969.04, 253,879.56 and 111,370.97 is: 153,693.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,969.04 : 253,879.56 = 111,370.97 : x
  2. Step 2: Convert to fraction form
    183,969.04/253,879.56 = 111,370.97/x
  3. Step 3: Cross multiply
    183,969.04x = 253,879.56 × 111,370.97
  4. Step 4: Simplify right side
    183,969.04x = 28,274,812,860.37
  5. Step 5: Solve for x
    x = 28,274,812,860.37/183,969.04
  6. Step 6: Final answer
    x = 153,693.32

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1.5x scale

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.