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Finding the Fourth Proportional to 108,079.47, 162,008.42 and 44,936.24

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Solution

The fourth proportional to 108,079.47, 162,008.42 and 44,936.24 is: 67,358.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,079.47 : 162,008.42 = 44,936.24 : x
  2. Step 2: Convert to fraction form
    108,079.47/162,008.42 = 44,936.24/x
  3. Step 3: Cross multiply
    108,079.47x = 162,008.42 × 44,936.24
  4. Step 4: Simplify right side
    108,079.47x = 7,280,048,208.42
  5. Step 5: Solve for x
    x = 7,280,048,208.42/108,079.47
  6. Step 6: Final answer
    x = 67,358.29

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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.