Home / 53,509.12-73,843.24-29,636.20

Finding the Fourth Proportional to 53,509.12, 73,843.24 and 29,636.20

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Solution

The fourth proportional to 53,509.12, 73,843.24 and 29,636.20 is: 40,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,509.12 : 73,843.24 = 29,636.20 : x
  2. Step 2: Convert to fraction form
    53,509.12/73,843.24 = 29,636.20/x
  3. Step 3: Cross multiply
    53,509.12x = 73,843.24 × 29,636.20
  4. Step 4: Simplify right side
    53,509.12x = 2,188,433,029.29
  5. Step 5: Solve for x
    x = 2,188,433,029.29/53,509.12
  6. Step 6: Final answer
    x = 40,898.32

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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.