Home / 108,002.20-162,061.62-48,880.30

Finding the Fourth Proportional to 108,002.20, 162,061.62 and 48,880.30

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Solution

The fourth proportional to 108,002.20, 162,061.62 and 48,880.30 is: 73,346.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,002.20 : 162,061.62 = 48,880.30 : x
  2. Step 2: Convert to fraction form
    108,002.20/162,061.62 = 48,880.30/x
  3. Step 3: Cross multiply
    108,002.20x = 162,061.62 × 48,880.30
  4. Step 4: Simplify right side
    108,002.20x = 7,921,620,604.09
  5. Step 5: Solve for x
    x = 7,921,620,604.09/108,002.20
  6. Step 6: Final answer
    x = 73,346.84

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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.