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Finding the Fourth Proportional to 50,953.88, 75,905.46 and 49,406.24

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Solution

The fourth proportional to 50,953.88, 75,905.46 and 49,406.24 is: 73,599.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,953.88 : 75,905.46 = 49,406.24 : x
  2. Step 2: Convert to fraction form
    50,953.88/75,905.46 = 49,406.24/x
  3. Step 3: Cross multiply
    50,953.88x = 75,905.46 × 49,406.24
  4. Step 4: Simplify right side
    50,953.88x = 3,750,203,374.07
  5. Step 5: Solve for x
    x = 3,750,203,374.07/50,953.88
  6. Step 6: Final answer
    x = 73,599.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.