Home / 237,494.18-327,742.47-128,599.72

Finding the Fourth Proportional to 237,494.18, 327,742.47 and 128,599.72

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Solution

The fourth proportional to 237,494.18, 327,742.47 and 128,599.72 is: 177,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,494.18 : 327,742.47 = 128,599.72 : x
  2. Step 2: Convert to fraction form
    237,494.18/327,742.47 = 128,599.72/x
  3. Step 3: Cross multiply
    237,494.18x = 327,742.47 × 128,599.72
  4. Step 4: Simplify right side
    237,494.18x = 42,147,589,054.75
  5. Step 5: Solve for x
    x = 42,147,589,054.75/237,494.18
  6. Step 6: Final answer
    x = 177,467.88

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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.