Home / 108,960.08-163,455.71-52,754.04

Finding the Fourth Proportional to 108,960.08, 163,455.71 and 52,754.04

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Solution

The fourth proportional to 108,960.08, 163,455.71 and 52,754.04 is: 79,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,960.08 : 163,455.71 = 52,754.04 : x
  2. Step 2: Convert to fraction form
    108,960.08/163,455.71 = 52,754.04/x
  3. Step 3: Cross multiply
    108,960.08x = 163,455.71 × 52,754.04
  4. Step 4: Simplify right side
    108,960.08x = 8,622,948,799.80
  5. Step 5: Solve for x
    x = 8,622,948,799.80/108,960.08
  6. Step 6: Final answer
    x = 79,138.61

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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.