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Finding the Fourth Proportional to 44,015.40, 66,023.10 and 23,279.40

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Solution

The fourth proportional to 44,015.40, 66,023.10 and 23,279.40 is: 34,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,015.40 : 66,023.10 = 23,279.40 : x
  2. Step 2: Convert to fraction form
    44,015.40/66,023.10 = 23,279.40/x
  3. Step 3: Cross multiply
    44,015.40x = 66,023.10 × 23,279.40
  4. Step 4: Simplify right side
    44,015.40x = 1,536,978,154.14
  5. Step 5: Solve for x
    x = 1,536,978,154.14/44,015.40
  6. Step 6: Final answer
    x = 34,919.10

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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.