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Finding the Fourth Proportional to 58,544.40, 87,845.40 and 44,499.60

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Solution

The fourth proportional to 58,544.40, 87,845.40 and 44,499.60 is: 66,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,544.40 : 87,845.40 = 44,499.60 : x
  2. Step 2: Convert to fraction form
    58,544.40/87,845.40 = 44,499.60/x
  3. Step 3: Cross multiply
    58,544.40x = 87,845.40 × 44,499.60
  4. Step 4: Simplify right side
    58,544.40x = 3,909,085,161.84
  5. Step 5: Solve for x
    x = 3,909,085,161.84/58,544.40
  6. Step 6: Final answer
    x = 66,771.29

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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.