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Finding the Fourth Proportional to 50,371.60, 69,482.19 and 36,243.58

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Solution

The fourth proportional to 50,371.60, 69,482.19 and 36,243.58 is: 49,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,371.60 : 69,482.19 = 36,243.58 : x
  2. Step 2: Convert to fraction form
    50,371.60/69,482.19 = 36,243.58/x
  3. Step 3: Cross multiply
    50,371.60x = 69,482.19 × 36,243.58
  4. Step 4: Simplify right side
    50,371.60x = 2,518,283,311.84
  5. Step 5: Solve for x
    x = 2,518,283,311.84/50,371.60
  6. Step 6: Final answer
    x = 49,994.11

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1.5x scale

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.