Home / 108,051.30-162,071.07-33,171.45

Finding the Fourth Proportional to 108,051.30, 162,071.07 and 33,171.45

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Solution

The fourth proportional to 108,051.30, 162,071.07 and 33,171.45 is: 49,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,051.30 : 162,071.07 = 33,171.45 : x
  2. Step 2: Convert to fraction form
    108,051.30/162,071.07 = 33,171.45/x
  3. Step 3: Cross multiply
    108,051.30x = 162,071.07 × 33,171.45
  4. Step 4: Simplify right side
    108,051.30x = 5,376,132,394.95
  5. Step 5: Solve for x
    x = 5,376,132,394.95/108,051.30
  6. Step 6: Final answer
    x = 49,755.37

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1.5x scale

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.