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Finding the Fourth Proportional to 56,944.40, 85,416.60 and 36,259.60

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Solution

The fourth proportional to 56,944.40, 85,416.60 and 36,259.60 is: 54,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,944.40 : 85,416.60 = 36,259.60 : x
  2. Step 2: Convert to fraction form
    56,944.40/85,416.60 = 36,259.60/x
  3. Step 3: Cross multiply
    56,944.40x = 85,416.60 × 36,259.60
  4. Step 4: Simplify right side
    56,944.40x = 3,097,171,749.36
  5. Step 5: Solve for x
    x = 3,097,171,749.36/56,944.40
  6. Step 6: Final answer
    x = 54,389.40

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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.