Home / 256,597.19-354,089.82-141,869.20

Finding the Fourth Proportional to 256,597.19, 354,089.82 and 141,869.20

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Solution

The fourth proportional to 256,597.19, 354,089.82 and 141,869.20 is: 195,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,597.19 : 354,089.82 = 141,869.20 : x
  2. Step 2: Convert to fraction form
    256,597.19/354,089.82 = 141,869.20/x
  3. Step 3: Cross multiply
    256,597.19x = 354,089.82 × 141,869.20
  4. Step 4: Simplify right side
    256,597.19x = 50,234,438,782.20
  5. Step 5: Solve for x
    x = 50,234,438,782.20/256,597.19
  6. Step 6: Final answer
    x = 195,771.59

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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.