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Finding the Fourth Proportional to 95,457.44, 131,724.60 and 55,139.60

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Solution

The fourth proportional to 95,457.44, 131,724.60 and 55,139.60 is: 76,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,457.44 : 131,724.60 = 55,139.60 : x
  2. Step 2: Convert to fraction form
    95,457.44/131,724.60 = 55,139.60/x
  3. Step 3: Cross multiply
    95,457.44x = 131,724.60 × 55,139.60
  4. Step 4: Simplify right side
    95,457.44x = 7,263,241,754.16
  5. Step 5: Solve for x
    x = 7,263,241,754.16/95,457.44
  6. Step 6: Final answer
    x = 76,088.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.