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Finding the Fourth Proportional to 73,438.12, 110,094.90 and 29,096.20

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Solution

The fourth proportional to 73,438.12, 110,094.90 and 29,096.20 is: 43,619.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,438.12 : 110,094.90 = 29,096.20 : x
  2. Step 2: Convert to fraction form
    73,438.12/110,094.90 = 29,096.20/x
  3. Step 3: Cross multiply
    73,438.12x = 110,094.90 × 29,096.20
  4. Step 4: Simplify right side
    73,438.12x = 3,203,343,229.38
  5. Step 5: Solve for x
    x = 3,203,343,229.38/73,438.12
  6. Step 6: Final answer
    x = 43,619.62

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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.