Home / 256,574.06-354,056.96-141,845.84

Finding the Fourth Proportional to 256,574.06, 354,056.96 and 141,845.84

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Solution

The fourth proportional to 256,574.06, 354,056.96 and 141,845.84 is: 195,738.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,574.06 : 354,056.96 = 141,845.84 : x
  2. Step 2: Convert to fraction form
    256,574.06/354,056.96 = 141,845.84/x
  3. Step 3: Cross multiply
    256,574.06x = 354,056.96 × 141,845.84
  4. Step 4: Simplify right side
    256,574.06x = 50,221,508,653.45
  5. Step 5: Solve for x
    x = 50,221,508,653.45/256,574.06
  6. Step 6: Final answer
    x = 195,738.84

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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.