Home / 126,542.58-174,619.98-69,949.50

Finding the Fourth Proportional to 126,542.58, 174,619.98 and 69,949.50

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Solution

The fourth proportional to 126,542.58, 174,619.98 and 69,949.50 is: 96,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,542.58 : 174,619.98 = 69,949.50 : x
  2. Step 2: Convert to fraction form
    126,542.58/174,619.98 = 69,949.50/x
  3. Step 3: Cross multiply
    126,542.58x = 174,619.98 × 69,949.50
  4. Step 4: Simplify right side
    126,542.58x = 12,214,580,291.01
  5. Step 5: Solve for x
    x = 12,214,580,291.01/126,542.58
  6. Step 6: Final answer
    x = 96,525.46

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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.