Home / 44,399.10-66,636.45-18,122.70

Finding the Fourth Proportional to 44,399.10, 66,636.45 and 18,122.70

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Solution

The fourth proportional to 44,399.10, 66,636.45 and 18,122.70 is: 27,199.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,399.10 : 66,636.45 = 18,122.70 : x
  2. Step 2: Convert to fraction form
    44,399.10/66,636.45 = 18,122.70/x
  3. Step 3: Cross multiply
    44,399.10x = 66,636.45 × 18,122.70
  4. Step 4: Simplify right side
    44,399.10x = 1,207,632,392.42
  5. Step 5: Solve for x
    x = 1,207,632,392.42/44,399.10
  6. Step 6: Final answer
    x = 27,199.48

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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.