Home / 252,261.42-378,202.50-119,065.92

Finding the Fourth Proportional to 252,261.42, 378,202.50 and 119,065.92

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Solution

The fourth proportional to 252,261.42, 378,202.50 and 119,065.92 is: 178,509.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,261.42 : 378,202.50 = 119,065.92 : x
  2. Step 2: Convert to fraction form
    252,261.42/378,202.50 = 119,065.92/x
  3. Step 3: Cross multiply
    252,261.42x = 378,202.50 × 119,065.92
  4. Step 4: Simplify right side
    252,261.42x = 45,031,028,608.80
  5. Step 5: Solve for x
    x = 45,031,028,608.80/252,261.42
  6. Step 6: Final answer
    x = 178,509.38

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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.