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Finding the Fourth Proportional to 111,273.24, 153,559.02 and 60,969.24

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Solution

The fourth proportional to 111,273.24, 153,559.02 and 60,969.24 is: 84,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,273.24 : 153,559.02 = 60,969.24 : x
  2. Step 2: Convert to fraction form
    111,273.24/153,559.02 = 60,969.24/x
  3. Step 3: Cross multiply
    111,273.24x = 153,559.02 × 60,969.24
  4. Step 4: Simplify right side
    111,273.24x = 9,362,376,744.54
  5. Step 5: Solve for x
    x = 9,362,376,744.54/111,273.24
  6. Step 6: Final answer
    x = 84,138.62

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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.