Home / 48,202.11-72,197.88-20,036.76

Finding the Fourth Proportional to 48,202.11, 72,197.88 and 20,036.76

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Solution

The fourth proportional to 48,202.11, 72,197.88 and 20,036.76 is: 30,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,202.11 : 72,197.88 = 20,036.76 : x
  2. Step 2: Convert to fraction form
    48,202.11/72,197.88 = 20,036.76/x
  3. Step 3: Cross multiply
    48,202.11x = 72,197.88 × 20,036.76
  4. Step 4: Simplify right side
    48,202.11x = 1,446,611,594.07
  5. Step 5: Solve for x
    x = 1,446,611,594.07/48,202.11
  6. Step 6: Final answer
    x = 30,011.37

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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.