Home / 126,936.44-175,152.30-70,345.88

Finding the Fourth Proportional to 126,936.44, 175,152.30 and 70,345.88

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Solution

The fourth proportional to 126,936.44, 175,152.30 and 70,345.88 is: 97,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,936.44 : 175,152.30 = 70,345.88 : x
  2. Step 2: Convert to fraction form
    126,936.44/175,152.30 = 70,345.88/x
  3. Step 3: Cross multiply
    126,936.44x = 175,152.30 × 70,345.88
  4. Step 4: Simplify right side
    126,936.44x = 12,321,242,677.52
  5. Step 5: Solve for x
    x = 12,321,242,677.52/126,936.44
  6. Step 6: Final answer
    x = 97,066.24

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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.