Home / 271,777.19-407,674.33-129,637.91

Finding the Fourth Proportional to 271,777.19, 407,674.33 and 129,637.91

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Solution

The fourth proportional to 271,777.19, 407,674.33 and 129,637.91 is: 194,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,777.19 : 407,674.33 = 129,637.91 : x
  2. Step 2: Convert to fraction form
    271,777.19/407,674.33 = 129,637.91/x
  3. Step 3: Cross multiply
    271,777.19x = 407,674.33 × 129,637.91
  4. Step 4: Simplify right side
    271,777.19x = 52,850,048,796.94
  5. Step 5: Solve for x
    x = 52,850,048,796.94/271,777.19
  6. Step 6: Final answer
    x = 194,460.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.