Home / 336,399.12-504,528.84-99,686.16

Finding the Fourth Proportional to 336,399.12, 504,528.84 and 99,686.16

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Solution

The fourth proportional to 336,399.12, 504,528.84 and 99,686.16 is: 149,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,399.12 : 504,528.84 = 99,686.16 : x
  2. Step 2: Convert to fraction form
    336,399.12/504,528.84 = 99,686.16/x
  3. Step 3: Cross multiply
    336,399.12x = 504,528.84 × 99,686.16
  4. Step 4: Simplify right side
    336,399.12x = 50,294,542,668.85
  5. Step 5: Solve for x
    x = 50,294,542,668.85/336,399.12
  6. Step 6: Final answer
    x = 149,508.54

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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.