Home / 108,006.26-162,009.39-34,128.50

Finding the Fourth Proportional to 108,006.26, 162,009.39 and 34,128.50

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Solution

The fourth proportional to 108,006.26, 162,009.39 and 34,128.50 is: 51,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,006.26 : 162,009.39 = 34,128.50 : x
  2. Step 2: Convert to fraction form
    108,006.26/162,009.39 = 34,128.50/x
  3. Step 3: Cross multiply
    108,006.26x = 162,009.39 × 34,128.50
  4. Step 4: Simplify right side
    108,006.26x = 5,529,137,466.62
  5. Step 5: Solve for x
    x = 5,529,137,466.62/108,006.26
  6. Step 6: Final answer
    x = 51,192.75

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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.