Home / 256,737.89-354,271.04-141,998.31

Finding the Fourth Proportional to 256,737.89, 354,271.04 and 141,998.31

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Solution

The fourth proportional to 256,737.89, 354,271.04 and 141,998.31 is: 195,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,737.89 : 354,271.04 = 141,998.31 : x
  2. Step 2: Convert to fraction form
    256,737.89/354,271.04 = 141,998.31/x
  3. Step 3: Cross multiply
    256,737.89x = 354,271.04 × 141,998.31
  4. Step 4: Simplify right side
    256,737.89x = 50,305,888,251.95
  5. Step 5: Solve for x
    x = 50,305,888,251.95/256,737.89
  6. Step 6: Final answer
    x = 195,942.59

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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.