Home / 329,170.40-454,292.09-185,939.67

Finding the Fourth Proportional to 329,170.40, 454,292.09 and 185,939.67

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Solution

The fourth proportional to 329,170.40, 454,292.09 and 185,939.67 is: 256,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,170.40 : 454,292.09 = 185,939.67 : x
  2. Step 2: Convert to fraction form
    329,170.40/454,292.09 = 185,939.67/x
  3. Step 3: Cross multiply
    329,170.40x = 454,292.09 × 185,939.67
  4. Step 4: Simplify right side
    329,170.40x = 84,470,918,097.05
  5. Step 5: Solve for x
    x = 84,470,918,097.05/329,170.40
  6. Step 6: Final answer
    x = 256,617.60

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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.