Home / 126,539.54-174,624.41-69,179.18

Finding the Fourth Proportional to 126,539.54, 174,624.41 and 69,179.18

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Solution

The fourth proportional to 126,539.54, 174,624.41 and 69,179.18 is: 95,467.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,539.54 : 174,624.41 = 69,179.18 : x
  2. Step 2: Convert to fraction form
    126,539.54/174,624.41 = 69,179.18/x
  3. Step 3: Cross multiply
    126,539.54x = 174,624.41 × 69,179.18
  4. Step 4: Simplify right side
    126,539.54x = 12,080,374,101.29
  5. Step 5: Solve for x
    x = 12,080,374,101.29/126,539.54
  6. Step 6: Final answer
    x = 95,467.19

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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.