Home / 53,285.88-73,534.12-29,412.54

Finding the Fourth Proportional to 53,285.88, 73,534.12 and 29,412.54

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Solution

The fourth proportional to 53,285.88, 73,534.12 and 29,412.54 is: 40,589.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285.88 : 73,534.12 = 29,412.54 : x
  2. Step 2: Convert to fraction form
    53,285.88/73,534.12 = 29,412.54/x
  3. Step 3: Cross multiply
    53,285.88x = 73,534.12 × 29,412.54
  4. Step 4: Simplify right side
    53,285.88x = 2,162,825,245.86
  5. Step 5: Solve for x
    x = 2,162,825,245.86/53,285.88
  6. Step 6: Final answer
    x = 40,589.09

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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.