Home / 53,351.11-73,625.43-29,477.80

Finding the Fourth Proportional to 53,351.11, 73,625.43 and 29,477.80

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Solution

The fourth proportional to 53,351.11, 73,625.43 and 29,477.80 is: 40,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,351.11 : 73,625.43 = 29,477.80 : x
  2. Step 2: Convert to fraction form
    53,351.11/73,625.43 = 29,477.80/x
  3. Step 3: Cross multiply
    53,351.11x = 73,625.43 × 29,477.80
  4. Step 4: Simplify right side
    53,351.11x = 2,170,315,700.45
  5. Step 5: Solve for x
    x = 2,170,315,700.45/53,351.11
  6. Step 6: Final answer
    x = 40,679.86

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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.