Home / 181,630.22-272,455.56-55,274.57

Finding the Fourth Proportional to 181,630.22, 272,455.56 and 55,274.57

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Solution

The fourth proportional to 181,630.22, 272,455.56 and 55,274.57 is: 82,914.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,630.22 : 272,455.56 = 55,274.57 : x
  2. Step 2: Convert to fraction form
    181,630.22/272,455.56 = 55,274.57/x
  3. Step 3: Cross multiply
    181,630.22x = 272,455.56 × 55,274.57
  4. Step 4: Simplify right side
    181,630.22x = 15,059,863,923.11
  5. Step 5: Solve for x
    x = 15,059,863,923.11/181,630.22
  6. Step 6: Final answer
    x = 82,914.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.