Home / 37,932.75-52,347.20-21,165.75

Finding the Fourth Proportional to 37,932.75, 52,347.20 and 21,165.75

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Solution

The fourth proportional to 37,932.75, 52,347.20 and 21,165.75 is: 29,208.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,932.75 : 52,347.20 = 21,165.75 : x
  2. Step 2: Convert to fraction form
    37,932.75/52,347.20 = 21,165.75/x
  3. Step 3: Cross multiply
    37,932.75x = 52,347.20 × 21,165.75
  4. Step 4: Simplify right side
    37,932.75x = 1,107,967,642.57
  5. Step 5: Solve for x
    x = 1,107,967,642.57/37,932.75
  6. Step 6: Final answer
    x = 29,208.74

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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.