Home / 108,455.21-162,678.02-29,569.44

Finding the Fourth Proportional to 108,455.21, 162,678.02 and 29,569.44

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Solution

The fourth proportional to 108,455.21, 162,678.02 and 29,569.44 is: 44,352.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,455.21 : 162,678.02 = 29,569.44 : x
  2. Step 2: Convert to fraction form
    108,455.21/162,678.02 = 29,569.44/x
  3. Step 3: Cross multiply
    108,455.21x = 162,678.02 × 29,569.44
  4. Step 4: Simplify right side
    108,455.21x = 4,810,297,951.71
  5. Step 5: Solve for x
    x = 4,810,297,951.71/108,455.21
  6. Step 6: Final answer
    x = 44,352.85

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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.