Home / 108,560.44-162,821.14-38,440.12

Finding the Fourth Proportional to 108,560.44, 162,821.14 and 38,440.12

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Solution

The fourth proportional to 108,560.44, 162,821.14 and 38,440.12 is: 57,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,560.44 : 162,821.14 = 38,440.12 : x
  2. Step 2: Convert to fraction form
    108,560.44/162,821.14 = 38,440.12/x
  3. Step 3: Cross multiply
    108,560.44x = 162,821.14 × 38,440.12
  4. Step 4: Simplify right side
    108,560.44x = 6,258,864,160.14
  5. Step 5: Solve for x
    x = 6,258,864,160.14/108,560.44
  6. Step 6: Final answer
    x = 57,653.27

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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.