Home / 54,956.56-75,833.16-30,756.88

Finding the Fourth Proportional to 54,956.56, 75,833.16 and 30,756.88

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Solution

The fourth proportional to 54,956.56, 75,833.16 and 30,756.88 is: 42,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,956.56 : 75,833.16 = 30,756.88 : x
  2. Step 2: Convert to fraction form
    54,956.56/75,833.16 = 30,756.88/x
  3. Step 3: Cross multiply
    54,956.56x = 75,833.16 × 30,756.88
  4. Step 4: Simplify right side
    54,956.56x = 2,332,391,402.14
  5. Step 5: Solve for x
    x = 2,332,391,402.14/54,956.56
  6. Step 6: Final answer
    x = 42,440.64

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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.