Home / 73,528.96-110,278.08-20,926.72

Finding the Fourth Proportional to 73,528.96, 110,278.08 and 20,926.72

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Solution

The fourth proportional to 73,528.96, 110,278.08 and 20,926.72 is: 31,385.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,528.96 : 110,278.08 = 20,926.72 : x
  2. Step 2: Convert to fraction form
    73,528.96/110,278.08 = 20,926.72/x
  3. Step 3: Cross multiply
    73,528.96x = 110,278.08 × 20,926.72
  4. Step 4: Simplify right side
    73,528.96x = 2,307,758,502.30
  5. Step 5: Solve for x
    x = 2,307,758,502.30/73,528.96
  6. Step 6: Final answer
    x = 31,385.71

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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.