Home / 53,317.82-73,578-29,444.02

Finding the Fourth Proportional to 53,317.82, 73,578 and 29,444.02

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Solution

The fourth proportional to 53,317.82, 73,578 and 29,444.02 is: 40,632.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,317.82 : 73,578 = 29,444.02 : x
  2. Step 2: Convert to fraction form
    53,317.82/73,578 = 29,444.02/x
  3. Step 3: Cross multiply
    53,317.82x = 73,578 × 29,444.02
  4. Step 4: Simplify right side
    53,317.82x = 2,166,431,919.62
  5. Step 5: Solve for x
    x = 2,166,431,919.62/53,317.82
  6. Step 6: Final answer
    x = 40,632.42

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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.