Home / 254,740.32-382,110-67,751.82

Finding the Fourth Proportional to 254,740.32, 382,110 and 67,751.82

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Solution

The fourth proportional to 254,740.32, 382,110 and 67,751.82 is: 101,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,740.32 : 382,110 = 67,751.82 : x
  2. Step 2: Convert to fraction form
    254,740.32/382,110 = 67,751.82/x
  3. Step 3: Cross multiply
    254,740.32x = 382,110 × 67,751.82
  4. Step 4: Simplify right side
    254,740.32x = 25,888,647,940.20
  5. Step 5: Solve for x
    x = 25,888,647,940.20/254,740.32
  6. Step 6: Final answer
    x = 101,627.60

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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.