Home / 147,183.43-203,059.99-83,484.32

Finding the Fourth Proportional to 147,183.43, 203,059.99 and 83,484.32

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Solution

The fourth proportional to 147,183.43, 203,059.99 and 83,484.32 is: 115,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,183.43 : 203,059.99 = 83,484.32 : x
  2. Step 2: Convert to fraction form
    147,183.43/203,059.99 = 83,484.32/x
  3. Step 3: Cross multiply
    147,183.43x = 203,059.99 × 83,484.32
  4. Step 4: Simplify right side
    147,183.43x = 16,952,324,946.03
  5. Step 5: Solve for x
    x = 16,952,324,946.03/147,183.43
  6. Step 6: Final answer
    x = 115,178.22

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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.