Home / 40,581.72-60,872.58-16,888.82

Finding the Fourth Proportional to 40,581.72, 60,872.58 and 16,888.82

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Solution

The fourth proportional to 40,581.72, 60,872.58 and 16,888.82 is: 25,333.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,581.72 : 60,872.58 = 16,888.82 : x
  2. Step 2: Convert to fraction form
    40,581.72/60,872.58 = 16,888.82/x
  3. Step 3: Cross multiply
    40,581.72x = 60,872.58 × 16,888.82
  4. Step 4: Simplify right side
    40,581.72x = 1,028,065,742.19
  5. Step 5: Solve for x
    x = 1,028,065,742.19/40,581.72
  6. Step 6: Final answer
    x = 25,333.22

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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.