Home / 108,832.54-163,311.84-45,647.04

Finding the Fourth Proportional to 108,832.54, 163,311.84 and 45,647.04

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Solution

The fourth proportional to 108,832.54, 163,311.84 and 45,647.04 is: 68,496.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,832.54 : 163,311.84 = 45,647.04 : x
  2. Step 2: Convert to fraction form
    108,832.54/163,311.84 = 45,647.04/x
  3. Step 3: Cross multiply
    108,832.54x = 163,311.84 × 45,647.04
  4. Step 4: Simplify right side
    108,832.54x = 7,454,701,864.72
  5. Step 5: Solve for x
    x = 7,454,701,864.72/108,832.54
  6. Step 6: Final answer
    x = 68,496.99

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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.