Home / 126,796.08-174,988.44-70,212.72

Finding the Fourth Proportional to 126,796.08, 174,988.44 and 70,212.72

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Solution

The fourth proportional to 126,796.08, 174,988.44 and 70,212.72 is: 96,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,796.08 : 174,988.44 = 70,212.72 : x
  2. Step 2: Convert to fraction form
    126,796.08/174,988.44 = 70,212.72/x
  3. Step 3: Cross multiply
    126,796.08x = 174,988.44 × 70,212.72
  4. Step 4: Simplify right side
    126,796.08x = 12,286,414,340.96
  5. Step 5: Solve for x
    x = 12,286,414,340.96/126,796.08
  6. Step 6: Final answer
    x = 96,899.01

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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.