Home / 217,956.96-326,926.56-75,834.76

Finding the Fourth Proportional to 217,956.96, 326,926.56 and 75,834.76

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Solution

The fourth proportional to 217,956.96, 326,926.56 and 75,834.76 is: 113,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,956.96 : 326,926.56 = 75,834.76 : x
  2. Step 2: Convert to fraction form
    217,956.96/326,926.56 = 75,834.76/x
  3. Step 3: Cross multiply
    217,956.96x = 326,926.56 × 75,834.76
  4. Step 4: Simplify right side
    217,956.96x = 24,792,397,215.23
  5. Step 5: Solve for x
    x = 24,792,397,215.23/217,956.96
  6. Step 6: Final answer
    x = 113,749.05

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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.