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Finding the Fourth Proportional to 55,201.29, 82,800.03 and 15,758.40

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Solution

The fourth proportional to 55,201.29, 82,800.03 and 15,758.40 is: 23,637.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,201.29 : 82,800.03 = 15,758.40 : x
  2. Step 2: Convert to fraction form
    55,201.29/82,800.03 = 15,758.40/x
  3. Step 3: Cross multiply
    55,201.29x = 82,800.03 × 15,758.40
  4. Step 4: Simplify right side
    55,201.29x = 1,304,795,992.75
  5. Step 5: Solve for x
    x = 1,304,795,992.75/55,201.29
  6. Step 6: Final answer
    x = 23,637.06

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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.