Home / 254,549.70-381,824.55-164,736.90

Finding the Fourth Proportional to 254,549.70, 381,824.55 and 164,736.90

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Solution

The fourth proportional to 254,549.70, 381,824.55 and 164,736.90 is: 247,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,549.70 : 381,824.55 = 164,736.90 : x
  2. Step 2: Convert to fraction form
    254,549.70/381,824.55 = 164,736.90/x
  3. Step 3: Cross multiply
    254,549.70x = 381,824.55 × 164,736.90
  4. Step 4: Simplify right side
    254,549.70x = 62,900,592,710.90
  5. Step 5: Solve for x
    x = 62,900,592,710.90/254,549.70
  6. Step 6: Final answer
    x = 247,105.35

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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.