Home / 45,245.70-67,895.01-18,948.24

Finding the Fourth Proportional to 45,245.70, 67,895.01 and 18,948.24

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Solution

The fourth proportional to 45,245.70, 67,895.01 and 18,948.24 is: 28,433.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,245.70 : 67,895.01 = 18,948.24 : x
  2. Step 2: Convert to fraction form
    45,245.70/67,895.01 = 18,948.24/x
  3. Step 3: Cross multiply
    45,245.70x = 67,895.01 × 18,948.24
  4. Step 4: Simplify right side
    45,245.70x = 1,286,490,944.28
  5. Step 5: Solve for x
    x = 1,286,490,944.28/45,245.70
  6. Step 6: Final answer
    x = 28,433.44

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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.