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Finding the Fourth Proportional to 111,539.99, 167,312.15 and 27,300.88

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Solution

The fourth proportional to 111,539.99, 167,312.15 and 27,300.88 is: 40,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,539.99 : 167,312.15 = 27,300.88 : x
  2. Step 2: Convert to fraction form
    111,539.99/167,312.15 = 27,300.88/x
  3. Step 3: Cross multiply
    111,539.99x = 167,312.15 × 27,300.88
  4. Step 4: Simplify right side
    111,539.99x = 4,567,769,104.71
  5. Step 5: Solve for x
    x = 4,567,769,104.71/111,539.99
  6. Step 6: Final answer
    x = 40,951.85

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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.