Home / 53,162.43-73,364.37-29,288.60

Finding the Fourth Proportional to 53,162.43, 73,364.37 and 29,288.60

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Solution

The fourth proportional to 53,162.43, 73,364.37 and 29,288.60 is: 40,418.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.43 : 73,364.37 = 29,288.60 : x
  2. Step 2: Convert to fraction form
    53,162.43/73,364.37 = 29,288.60/x
  3. Step 3: Cross multiply
    53,162.43x = 73,364.37 × 29,288.60
  4. Step 4: Simplify right side
    53,162.43x = 2,148,739,320.36
  5. Step 5: Solve for x
    x = 2,148,739,320.36/53,162.43
  6. Step 6: Final answer
    x = 40,418.38

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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.