Home / 53,161.93-73,363.68-29,288.09

Finding the Fourth Proportional to 53,161.93, 73,363.68 and 29,288.09

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Solution

The fourth proportional to 53,161.93, 73,363.68 and 29,288.09 is: 40,417.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,161.93 : 73,363.68 = 29,288.09 : x
  2. Step 2: Convert to fraction form
    53,161.93/73,363.68 = 29,288.09/x
  3. Step 3: Cross multiply
    53,161.93x = 73,363.68 × 29,288.09
  4. Step 4: Simplify right side
    53,161.93x = 2,148,682,245.98
  5. Step 5: Solve for x
    x = 2,148,682,245.98/53,161.93
  6. Step 6: Final answer
    x = 40,417.69

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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.