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Finding the Fourth Proportional to 18,167.02, 27,250.26 and 5,019.10

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Solution

The fourth proportional to 18,167.02, 27,250.26 and 5,019.10 is: 7,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.02 : 27,250.26 = 5,019.10 : x
  2. Step 2: Convert to fraction form
    18,167.02/27,250.26 = 5,019.10/x
  3. Step 3: Cross multiply
    18,167.02x = 27,250.26 × 5,019.10
  4. Step 4: Simplify right side
    18,167.02x = 136,771,779.97
  5. Step 5: Solve for x
    x = 136,771,779.97/18,167.02
  6. Step 6: Final answer
    x = 7,528.58

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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.