Home / 126,789.04-174,968.80-70,204

Finding the Fourth Proportional to 126,789.04, 174,968.80 and 70,204

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Solution

The fourth proportional to 126,789.04, 174,968.80 and 70,204 is: 96,881.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,789.04 : 174,968.80 = 70,204 : x
  2. Step 2: Convert to fraction form
    126,789.04/174,968.80 = 70,204/x
  3. Step 3: Cross multiply
    126,789.04x = 174,968.80 × 70,204
  4. Step 4: Simplify right side
    126,789.04x = 12,283,509,635.20
  5. Step 5: Solve for x
    x = 12,283,509,635.20/126,789.04
  6. Step 6: Final answer
    x = 96,881.48

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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.