Home / 336,143.45-504,020.78-125,802.65

Finding the Fourth Proportional to 336,143.45, 504,020.78 and 125,802.65

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Solution

The fourth proportional to 336,143.45, 504,020.78 and 125,802.65 is: 188,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,143.45 : 504,020.78 = 125,802.65 : x
  2. Step 2: Convert to fraction form
    336,143.45/504,020.78 = 125,802.65/x
  3. Step 3: Cross multiply
    336,143.45x = 504,020.78 × 125,802.65
  4. Step 4: Simplify right side
    336,143.45x = 63,407,149,150.05
  5. Step 5: Solve for x
    x = 63,407,149,150.05/336,143.45
  6. Step 6: Final answer
    x = 188,631.22

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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.