Home / 108,554.14-162,737.01-42,042.61

Finding the Fourth Proportional to 108,554.14, 162,737.01 and 42,042.61

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Solution

The fourth proportional to 108,554.14, 162,737.01 and 42,042.61 is: 63,027.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,554.14 : 162,737.01 = 42,042.61 : x
  2. Step 2: Convert to fraction form
    108,554.14/162,737.01 = 42,042.61/x
  3. Step 3: Cross multiply
    108,554.14x = 162,737.01 × 42,042.61
  4. Step 4: Simplify right side
    108,554.14x = 6,841,888,644.00
  5. Step 5: Solve for x
    x = 6,841,888,644.00/108,554.14
  6. Step 6: Final answer
    x = 63,027.43

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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.