Home / 234,665.28-323,840.40-127,235.04

Finding the Fourth Proportional to 234,665.28, 323,840.40 and 127,235.04

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Solution

The fourth proportional to 234,665.28, 323,840.40 and 127,235.04 is: 175,585.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,665.28 : 323,840.40 = 127,235.04 : x
  2. Step 2: Convert to fraction form
    234,665.28/323,840.40 = 127,235.04/x
  3. Step 3: Cross multiply
    234,665.28x = 323,840.40 × 127,235.04
  4. Step 4: Simplify right side
    234,665.28x = 41,203,846,247.62
  5. Step 5: Solve for x
    x = 41,203,846,247.62/234,665.28
  6. Step 6: Final answer
    x = 175,585.61

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1.5x scale

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.