Home / 53,754.30-73,934.28-43,120.62

Finding the Fourth Proportional to 53,754.30, 73,934.28 and 43,120.62

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Solution

The fourth proportional to 53,754.30, 73,934.28 and 43,120.62 is: 59,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754.30 : 73,934.28 = 43,120.62 : x
  2. Step 2: Convert to fraction form
    53,754.30/73,934.28 = 43,120.62/x
  3. Step 3: Cross multiply
    53,754.30x = 73,934.28 × 43,120.62
  4. Step 4: Simplify right side
    53,754.30x = 3,188,091,992.85
  5. Step 5: Solve for x
    x = 3,188,091,992.85/53,754.30
  6. Step 6: Final answer
    x = 59,308.59

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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.