Home / 108,380.34-162,458.91-61,534.26

Finding the Fourth Proportional to 108,380.34, 162,458.91 and 61,534.26

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Solution

The fourth proportional to 108,380.34, 162,458.91 and 61,534.26 is: 92,238.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,380.34 : 162,458.91 = 61,534.26 : x
  2. Step 2: Convert to fraction form
    108,380.34/162,458.91 = 61,534.26/x
  3. Step 3: Cross multiply
    108,380.34x = 162,458.91 × 61,534.26
  4. Step 4: Simplify right side
    108,380.34x = 9,996,788,807.26
  5. Step 5: Solve for x
    x = 9,996,788,807.26/108,380.34
  6. Step 6: Final answer
    x = 92,238.03

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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.