Home / 336,516.40-504,665.34-111,816.49

Finding the Fourth Proportional to 336,516.40, 504,665.34 and 111,816.49

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Solution

The fourth proportional to 336,516.40, 504,665.34 and 111,816.49 is: 167,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,516.40 : 504,665.34 = 111,816.49 : x
  2. Step 2: Convert to fraction form
    336,516.40/504,665.34 = 111,816.49/x
  3. Step 3: Cross multiply
    336,516.40x = 504,665.34 × 111,816.49
  4. Step 4: Simplify right side
    336,516.40x = 56,429,906,943.46
  5. Step 5: Solve for x
    x = 56,429,906,943.46/336,516.40
  6. Step 6: Final answer
    x = 167,688.43

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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.