Home / 63,562.42-95,322.70-21,431.12

Finding the Fourth Proportional to 63,562.42, 95,322.70 and 21,431.12

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Solution

The fourth proportional to 63,562.42, 95,322.70 and 21,431.12 is: 32,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,562.42 : 95,322.70 = 21,431.12 : x
  2. Step 2: Convert to fraction form
    63,562.42/95,322.70 = 21,431.12/x
  3. Step 3: Cross multiply
    63,562.42x = 95,322.70 × 21,431.12
  4. Step 4: Simplify right side
    63,562.42x = 2,042,872,222.42
  5. Step 5: Solve for x
    x = 2,042,872,222.42/63,562.42
  6. Step 6: Final answer
    x = 32,139.62

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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.