Home / 67,703.04-101,553.48-18,455.04

Finding the Fourth Proportional to 67,703.04, 101,553.48 and 18,455.04

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Solution

The fourth proportional to 67,703.04, 101,553.48 and 18,455.04 is: 27,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,703.04 : 101,553.48 = 18,455.04 : x
  2. Step 2: Convert to fraction form
    67,703.04/101,553.48 = 18,455.04/x
  3. Step 3: Cross multiply
    67,703.04x = 101,553.48 × 18,455.04
  4. Step 4: Simplify right side
    67,703.04x = 1,874,173,535.54
  5. Step 5: Solve for x
    x = 1,874,173,535.54/67,703.04
  6. Step 6: Final answer
    x = 27,682.27

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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.