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Finding the Fourth Proportional to 73,865.76, 110,798.64 and 34,450.44

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Solution

The fourth proportional to 73,865.76, 110,798.64 and 34,450.44 is: 51,675.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,865.76 : 110,798.64 = 34,450.44 : x
  2. Step 2: Convert to fraction form
    73,865.76/110,798.64 = 34,450.44/x
  3. Step 3: Cross multiply
    73,865.76x = 110,798.64 × 34,450.44
  4. Step 4: Simplify right side
    73,865.76x = 3,817,061,899.40
  5. Step 5: Solve for x
    x = 3,817,061,899.40/73,865.76
  6. Step 6: Final answer
    x = 51,675.66

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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.