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Finding the Fourth Proportional to 44,380.40, 66,599.40 and 25,660.40

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Solution

The fourth proportional to 44,380.40, 66,599.40 and 25,660.40 is: 38,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,380.40 : 66,599.40 = 25,660.40 : x
  2. Step 2: Convert to fraction form
    44,380.40/66,599.40 = 25,660.40/x
  3. Step 3: Cross multiply
    44,380.40x = 66,599.40 × 25,660.40
  4. Step 4: Simplify right side
    44,380.40x = 1,708,967,243.76
  5. Step 5: Solve for x
    x = 1,708,967,243.76/44,380.40
  6. Step 6: Final answer
    x = 38,507.25

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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.