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Finding the Fourth Proportional to 360,037.64, 540,049.77 and 107,489.36

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Solution

The fourth proportional to 360,037.64, 540,049.77 and 107,489.36 is: 161,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,037.64 : 540,049.77 = 107,489.36 : x
  2. Step 2: Convert to fraction form
    360,037.64/540,049.77 = 107,489.36/x
  3. Step 3: Cross multiply
    360,037.64x = 540,049.77 × 107,489.36
  4. Step 4: Simplify right side
    360,037.64x = 58,049,601,445.20
  5. Step 5: Solve for x
    x = 58,049,601,445.20/360,037.64
  6. Step 6: Final answer
    x = 161,232.04

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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.