Home / 256,541.21-353,996.19-141,804.35

Finding the Fourth Proportional to 256,541.21, 353,996.19 and 141,804.35

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Solution

The fourth proportional to 256,541.21, 353,996.19 and 141,804.35 is: 195,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,541.21 : 353,996.19 = 141,804.35 : x
  2. Step 2: Convert to fraction form
    256,541.21/353,996.19 = 141,804.35/x
  3. Step 3: Cross multiply
    256,541.21x = 353,996.19 × 141,804.35
  4. Step 4: Simplify right side
    256,541.21x = 50,198,200,599.69
  5. Step 5: Solve for x
    x = 50,198,200,599.69/256,541.21
  6. Step 6: Final answer
    x = 195,673.05

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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.