Home / 53,149.88-73,346.04-29,276.57

Finding the Fourth Proportional to 53,149.88, 73,346.04 and 29,276.57

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Solution

The fourth proportional to 53,149.88, 73,346.04 and 29,276.57 is: 40,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,149.88 : 73,346.04 = 29,276.57 : x
  2. Step 2: Convert to fraction form
    53,149.88/73,346.04 = 29,276.57/x
  3. Step 3: Cross multiply
    53,149.88x = 73,346.04 × 29,276.57
  4. Step 4: Simplify right side
    53,149.88x = 2,147,320,107.55
  5. Step 5: Solve for x
    x = 2,147,320,107.55/53,149.88
  6. Step 6: Final answer
    x = 40,401.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.