Home / 53,020.20-73,168.12-29,148.41

Finding the Fourth Proportional to 53,020.20, 73,168.12 and 29,148.41

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Solution

The fourth proportional to 53,020.20, 73,168.12 and 29,148.41 is: 40,224.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,020.20 : 73,168.12 = 29,148.41 : x
  2. Step 2: Convert to fraction form
    53,020.20/73,168.12 = 29,148.41/x
  3. Step 3: Cross multiply
    53,020.20x = 73,168.12 × 29,148.41
  4. Step 4: Simplify right side
    53,020.20x = 2,132,734,416.09
  5. Step 5: Solve for x
    x = 2,132,734,416.09/53,020.20
  6. Step 6: Final answer
    x = 40,224.94

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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.