Home / 79,699.01-119,618.24-42,286.73

Finding the Fourth Proportional to 79,699.01, 119,618.24 and 42,286.73

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Solution

The fourth proportional to 79,699.01, 119,618.24 and 42,286.73 is: 63,467.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,699.01 : 119,618.24 = 42,286.73 : x
  2. Step 2: Convert to fraction form
    79,699.01/119,618.24 = 42,286.73/x
  3. Step 3: Cross multiply
    79,699.01x = 119,618.24 × 42,286.73
  4. Step 4: Simplify right side
    79,699.01x = 5,058,263,408.43
  5. Step 5: Solve for x
    x = 5,058,263,408.43/79,699.01
  6. Step 6: Final answer
    x = 63,467.08

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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.