Home / 263,790.45-364,030.20-142,934.94

Finding the Fourth Proportional to 263,790.45, 364,030.20 and 142,934.94

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Solution

The fourth proportional to 263,790.45, 364,030.20 and 142,934.94 is: 197,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,790.45 : 364,030.20 = 142,934.94 : x
  2. Step 2: Convert to fraction form
    263,790.45/364,030.20 = 142,934.94/x
  3. Step 3: Cross multiply
    263,790.45x = 364,030.20 × 142,934.94
  4. Step 4: Simplify right side
    263,790.45x = 52,032,634,795.19
  5. Step 5: Solve for x
    x = 52,032,634,795.19/263,790.45
  6. Step 6: Final answer
    x = 197,249.88

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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.