Home / 37,956.66-52,378.29-21,186.42

Finding the Fourth Proportional to 37,956.66, 52,378.29 and 21,186.42

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Solution

The fourth proportional to 37,956.66, 52,378.29 and 21,186.42 is: 29,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,956.66 : 52,378.29 = 21,186.42 : x
  2. Step 2: Convert to fraction form
    37,956.66/52,378.29 = 21,186.42/x
  3. Step 3: Cross multiply
    37,956.66x = 52,378.29 × 21,186.42
  4. Step 4: Simplify right side
    37,956.66x = 1,109,708,450.82
  5. Step 5: Solve for x
    x = 1,109,708,450.82/37,956.66
  6. Step 6: Final answer
    x = 29,236.20

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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.