Home / 256,096.08-353,377.80-148,649.04

Finding the Fourth Proportional to 256,096.08, 353,377.80 and 148,649.04

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Solution

The fourth proportional to 256,096.08, 353,377.80 and 148,649.04 is: 205,115.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,096.08 : 353,377.80 = 148,649.04 : x
  2. Step 2: Convert to fraction form
    256,096.08/353,377.80 = 148,649.04/x
  3. Step 3: Cross multiply
    256,096.08x = 353,377.80 × 148,649.04
  4. Step 4: Simplify right side
    256,096.08x = 52,529,270,727.31
  5. Step 5: Solve for x
    x = 52,529,270,727.31/256,096.08
  6. Step 6: Final answer
    x = 205,115.48

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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.