Home / 126,554.34-174,786.21-98,216.94

Finding the Fourth Proportional to 126,554.34, 174,786.21 and 98,216.94

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Solution

The fourth proportional to 126,554.34, 174,786.21 and 98,216.94 is: 135,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,554.34 : 174,786.21 = 98,216.94 : x
  2. Step 2: Convert to fraction form
    126,554.34/174,786.21 = 98,216.94/x
  3. Step 3: Cross multiply
    126,554.34x = 174,786.21 × 98,216.94
  4. Step 4: Simplify right side
    126,554.34x = 17,166,966,700.40
  5. Step 5: Solve for x
    x = 17,166,966,700.40/126,554.34
  6. Step 6: Final answer
    x = 135,648.98

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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.