Home / 126,753.03-174,931.35-70,164.39

Finding the Fourth Proportional to 126,753.03, 174,931.35 and 70,164.39

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Solution

The fourth proportional to 126,753.03, 174,931.35 and 70,164.39 is: 96,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,753.03 : 174,931.35 = 70,164.39 : x
  2. Step 2: Convert to fraction form
    126,753.03/174,931.35 = 70,164.39/x
  3. Step 3: Cross multiply
    126,753.03x = 174,931.35 × 70,164.39
  4. Step 4: Simplify right side
    126,753.03x = 12,273,951,464.63
  5. Step 5: Solve for x
    x = 12,273,951,464.63/126,753.03
  6. Step 6: Final answer
    x = 96,833.59

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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.