Home / 108,530.40-162,819.90-41,964.60

Finding the Fourth Proportional to 108,530.40, 162,819.90 and 41,964.60

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Solution

The fourth proportional to 108,530.40, 162,819.90 and 41,964.60 is: 62,956.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,530.40 : 162,819.90 = 41,964.60 : x
  2. Step 2: Convert to fraction form
    108,530.40/162,819.90 = 41,964.60/x
  3. Step 3: Cross multiply
    108,530.40x = 162,819.90 × 41,964.60
  4. Step 4: Simplify right side
    108,530.40x = 6,832,671,975.54
  5. Step 5: Solve for x
    x = 6,832,671,975.54/108,530.40
  6. Step 6: Final answer
    x = 62,956.30

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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.