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Finding the Fourth Proportional to 84,027.34, 126,033.69 and 27,848.98

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Solution

The fourth proportional to 84,027.34, 126,033.69 and 27,848.98 is: 41,771.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,027.34 : 126,033.69 = 27,848.98 : x
  2. Step 2: Convert to fraction form
    84,027.34/126,033.69 = 27,848.98/x
  3. Step 3: Cross multiply
    84,027.34x = 126,033.69 × 27,848.98
  4. Step 4: Simplify right side
    84,027.34x = 3,509,909,712.14
  5. Step 5: Solve for x
    x = 3,509,909,712.14/84,027.34
  6. Step 6: Final answer
    x = 41,771.04

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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.