Home / 176,716.89-243,533.39-126,328.41

Finding the Fourth Proportional to 176,716.89, 243,533.39 and 126,328.41

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Solution

The fourth proportional to 176,716.89, 243,533.39 and 126,328.41 is: 174,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,716.89 : 243,533.39 = 126,328.41 : x
  2. Step 2: Convert to fraction form
    176,716.89/243,533.39 = 126,328.41/x
  3. Step 3: Cross multiply
    176,716.89x = 243,533.39 × 126,328.41
  4. Step 4: Simplify right side
    176,716.89x = 30,765,185,308.97
  5. Step 5: Solve for x
    x = 30,765,185,308.97/176,716.89
  6. Step 6: Final answer
    x = 174,093.07

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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.