Home / 234,064.54-323,011.38-126,636.88

Finding the Fourth Proportional to 234,064.54, 323,011.38 and 126,636.88

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Solution

The fourth proportional to 234,064.54, 323,011.38 and 126,636.88 is: 174,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,064.54 : 323,011.38 = 126,636.88 : x
  2. Step 2: Convert to fraction form
    234,064.54/323,011.38 = 126,636.88/x
  3. Step 3: Cross multiply
    234,064.54x = 323,011.38 × 126,636.88
  4. Step 4: Simplify right side
    234,064.54x = 40,905,153,367.69
  5. Step 5: Solve for x
    x = 40,905,153,367.69/234,064.54
  6. Step 6: Final answer
    x = 174,760.15

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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.