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Finding the Fourth Proportional to 107,999.52, 162,071.60 and 44,819.70

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Solution

The fourth proportional to 107,999.52, 162,071.60 and 44,819.70 is: 67,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,999.52 : 162,071.60 = 44,819.70 : x
  2. Step 2: Convert to fraction form
    107,999.52/162,071.60 = 44,819.70/x
  3. Step 3: Cross multiply
    107,999.52x = 162,071.60 × 44,819.70
  4. Step 4: Simplify right side
    107,999.52x = 7,264,000,266.42
  5. Step 5: Solve for x
    x = 7,264,000,266.42/107,999.52
  6. Step 6: Final answer
    x = 67,259.56

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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.