Home / 55,331.51-76,388.94-36,523.31

Finding the Fourth Proportional to 55,331.51, 76,388.94 and 36,523.31

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Solution

The fourth proportional to 55,331.51, 76,388.94 and 36,523.31 is: 50,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331.51 : 76,388.94 = 36,523.31 : x
  2. Step 2: Convert to fraction form
    55,331.51/76,388.94 = 36,523.31/x
  3. Step 3: Cross multiply
    55,331.51x = 76,388.94 × 36,523.31
  4. Step 4: Simplify right side
    55,331.51x = 2,789,976,554.25
  5. Step 5: Solve for x
    x = 2,789,976,554.25/55,331.51
  6. Step 6: Final answer
    x = 50,422.93

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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.