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Finding the Fourth Proportional to 29,489.01, 44,129.58 and 18,400.92

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Solution

The fourth proportional to 29,489.01, 44,129.58 and 18,400.92 is: 27,536.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,489.01 : 44,129.58 = 18,400.92 : x
  2. Step 2: Convert to fraction form
    29,489.01/44,129.58 = 18,400.92/x
  3. Step 3: Cross multiply
    29,489.01x = 44,129.58 × 18,400.92
  4. Step 4: Simplify right side
    29,489.01x = 812,024,871.21
  5. Step 5: Solve for x
    x = 812,024,871.21/29,489.01
  6. Step 6: Final answer
    x = 27,536.53

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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.