Home / 256,916.37-354,541.96-142,195.24

Finding the Fourth Proportional to 256,916.37, 354,541.96 and 142,195.24

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Solution

The fourth proportional to 256,916.37, 354,541.96 and 142,195.24 is: 196,227.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,916.37 : 354,541.96 = 142,195.24 : x
  2. Step 2: Convert to fraction form
    256,916.37/354,541.96 = 142,195.24/x
  3. Step 3: Cross multiply
    256,916.37x = 354,541.96 × 142,195.24
  4. Step 4: Simplify right side
    256,916.37x = 50,414,178,716.04
  5. Step 5: Solve for x
    x = 50,414,178,716.04/256,916.37
  6. Step 6: Final answer
    x = 196,227.97

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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.