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Finding the Fourth Proportional to 29,076.42, 43,586.93 and 9,341.12

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Solution

The fourth proportional to 29,076.42, 43,586.93 and 9,341.12 is: 14,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,076.42 : 43,586.93 = 9,341.12 : x
  2. Step 2: Convert to fraction form
    29,076.42/43,586.93 = 9,341.12/x
  3. Step 3: Cross multiply
    29,076.42x = 43,586.93 × 9,341.12
  4. Step 4: Simplify right side
    29,076.42x = 407,150,823.34
  5. Step 5: Solve for x
    x = 407,150,823.34/29,076.42
  6. Step 6: Final answer
    x = 14,002.78

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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.