Home / 234,449.04-323,539.20-127,021.74

Finding the Fourth Proportional to 234,449.04, 323,539.20 and 127,021.74

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Solution

The fourth proportional to 234,449.04, 323,539.20 and 127,021.74 is: 175,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,449.04 : 323,539.20 = 127,021.74 : x
  2. Step 2: Convert to fraction form
    234,449.04/323,539.20 = 127,021.74/x
  3. Step 3: Cross multiply
    234,449.04x = 323,539.20 × 127,021.74
  4. Step 4: Simplify right side
    234,449.04x = 41,096,512,142.21
  5. Step 5: Solve for x
    x = 41,096,512,142.21/234,449.04
  6. Step 6: Final answer
    x = 175,289.74

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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.