Home / 53,266.92-79,900.44-18,206.88

Finding the Fourth Proportional to 53,266.92, 79,900.44 and 18,206.88

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Solution

The fourth proportional to 53,266.92, 79,900.44 and 18,206.88 is: 27,310.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,266.92 : 79,900.44 = 18,206.88 : x
  2. Step 2: Convert to fraction form
    53,266.92/79,900.44 = 18,206.88/x
  3. Step 3: Cross multiply
    53,266.92x = 79,900.44 × 18,206.88
  4. Step 4: Simplify right side
    53,266.92x = 1,454,737,723.03
  5. Step 5: Solve for x
    x = 1,454,737,723.03/53,266.92
  6. Step 6: Final answer
    x = 27,310.34

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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.