Home / 108,226.90-162,340.35-29,339.08

Finding the Fourth Proportional to 108,226.90, 162,340.35 and 29,339.08

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Solution

The fourth proportional to 108,226.90, 162,340.35 and 29,339.08 is: 44,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,226.90 : 162,340.35 = 29,339.08 : x
  2. Step 2: Convert to fraction form
    108,226.90/162,340.35 = 29,339.08/x
  3. Step 3: Cross multiply
    108,226.90x = 162,340.35 × 29,339.08
  4. Step 4: Simplify right side
    108,226.90x = 4,762,916,515.88
  5. Step 5: Solve for x
    x = 4,762,916,515.88/108,226.90
  6. Step 6: Final answer
    x = 44,008.62

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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.