Home / 256,476.09-353,955.33-141,752.27

Finding the Fourth Proportional to 256,476.09, 353,955.33 and 141,752.27

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Solution

The fourth proportional to 256,476.09, 353,955.33 and 141,752.27 is: 195,628.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,476.09 : 353,955.33 = 141,752.27 : x
  2. Step 2: Convert to fraction form
    256,476.09/353,955.33 = 141,752.27/x
  3. Step 3: Cross multiply
    256,476.09x = 353,955.33 × 141,752.27
  4. Step 4: Simplify right side
    256,476.09x = 50,173,969,736.32
  5. Step 5: Solve for x
    x = 50,173,969,736.32/256,476.09
  6. Step 6: Final answer
    x = 195,628.25

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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.