Home / 254,141.46-350,717.88-139,420.33

Finding the Fourth Proportional to 254,141.46, 350,717.88 and 139,420.33

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Solution

The fourth proportional to 254,141.46, 350,717.88 and 139,420.33 is: 192,401.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,141.46 : 350,717.88 = 139,420.33 : x
  2. Step 2: Convert to fraction form
    254,141.46/350,717.88 = 139,420.33/x
  3. Step 3: Cross multiply
    254,141.46x = 350,717.88 × 139,420.33
  4. Step 4: Simplify right side
    254,141.46x = 48,897,202,566.50
  5. Step 5: Solve for x
    x = 48,897,202,566.50/254,141.46
  6. Step 6: Final answer
    x = 192,401.52

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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.