Home / 43,087.73-64,631.11-16,810.93

Finding the Fourth Proportional to 43,087.73, 64,631.11 and 16,810.93

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Solution

The fourth proportional to 43,087.73, 64,631.11 and 16,810.93 is: 25,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,087.73 : 64,631.11 = 16,810.93 : x
  2. Step 2: Convert to fraction form
    43,087.73/64,631.11 = 16,810.93/x
  3. Step 3: Cross multiply
    43,087.73x = 64,631.11 × 16,810.93
  4. Step 4: Simplify right side
    43,087.73x = 1,086,508,742.88
  5. Step 5: Solve for x
    x = 1,086,508,742.88/43,087.73
  6. Step 6: Final answer
    x = 25,216.20

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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.