Home / 108,730.78-162,907.35-58,845.22

Finding the Fourth Proportional to 108,730.78, 162,907.35 and 58,845.22

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Solution

The fourth proportional to 108,730.78, 162,907.35 and 58,845.22 is: 88,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,730.78 : 162,907.35 = 58,845.22 : x
  2. Step 2: Convert to fraction form
    108,730.78/162,907.35 = 58,845.22/x
  3. Step 3: Cross multiply
    108,730.78x = 162,907.35 × 58,845.22
  4. Step 4: Simplify right side
    108,730.78x = 9,586,318,850.37
  5. Step 5: Solve for x
    x = 9,586,318,850.37/108,730.78
  6. Step 6: Final answer
    x = 88,165.64

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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.