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Finding the Fourth Proportional to 50,750.60, 70,049.88 and 29,533.95

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Solution

The fourth proportional to 50,750.60, 70,049.88 and 29,533.95 is: 40,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,750.60 : 70,049.88 = 29,533.95 : x
  2. Step 2: Convert to fraction form
    50,750.60/70,049.88 = 29,533.95/x
  3. Step 3: Cross multiply
    50,750.60x = 70,049.88 × 29,533.95
  4. Step 4: Simplify right side
    50,750.60x = 2,068,849,653.43
  5. Step 5: Solve for x
    x = 2,068,849,653.43/50,750.60
  6. Step 6: Final answer
    x = 40,765.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.