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Finding the Fourth Proportional to 55,651.44, 83,421.27 and 27,591.89

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Solution

The fourth proportional to 55,651.44, 83,421.27 and 27,591.89 is: 41,360.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,651.44 : 83,421.27 = 27,591.89 : x
  2. Step 2: Convert to fraction form
    55,651.44/83,421.27 = 27,591.89/x
  3. Step 3: Cross multiply
    55,651.44x = 83,421.27 × 27,591.89
  4. Step 4: Simplify right side
    55,651.44x = 2,301,750,088.39
  5. Step 5: Solve for x
    x = 2,301,750,088.39/55,651.44
  6. Step 6: Final answer
    x = 41,360.12

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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.