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Finding the Fourth Proportional to 79,633.68, 119,461.44 and 27,029.04

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Solution

The fourth proportional to 79,633.68, 119,461.44 and 27,029.04 is: 40,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,633.68 : 119,461.44 = 27,029.04 : x
  2. Step 2: Convert to fraction form
    79,633.68/119,461.44 = 27,029.04/x
  3. Step 3: Cross multiply
    79,633.68x = 119,461.44 × 27,029.04
  4. Step 4: Simplify right side
    79,633.68x = 3,228,928,040.22
  5. Step 5: Solve for x
    x = 3,228,928,040.22/79,633.68
  6. Step 6: Final answer
    x = 40,547.27

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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.