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Finding the Fourth Proportional to 67,548.59, 101,322.73 and 63,438.23

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Solution

The fourth proportional to 67,548.59, 101,322.73 and 63,438.23 is: 95,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,548.59 : 101,322.73 = 63,438.23 : x
  2. Step 2: Convert to fraction form
    67,548.59/101,322.73 = 63,438.23/x
  3. Step 3: Cross multiply
    67,548.59x = 101,322.73 × 63,438.23
  4. Step 4: Simplify right side
    67,548.59x = 6,427,733,826.16
  5. Step 5: Solve for x
    x = 6,427,733,826.16/67,548.59
  6. Step 6: Final answer
    x = 95,157.19

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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.