Home / 53,782.82-80,674.11-25,617.45

Finding the Fourth Proportional to 53,782.82, 80,674.11 and 25,617.45

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Solution

The fourth proportional to 53,782.82, 80,674.11 and 25,617.45 is: 38,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,782.82 : 80,674.11 = 25,617.45 : x
  2. Step 2: Convert to fraction form
    53,782.82/80,674.11 = 25,617.45/x
  3. Step 3: Cross multiply
    53,782.82x = 80,674.11 × 25,617.45
  4. Step 4: Simplify right side
    53,782.82x = 2,066,664,979.22
  5. Step 5: Solve for x
    x = 2,066,664,979.22/53,782.82
  6. Step 6: Final answer
    x = 38,426.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.