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Finding the Fourth Proportional to 73,197.29, 100,973.25 and 44,525.72

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Solution

The fourth proportional to 73,197.29, 100,973.25 and 44,525.72 is: 61,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,197.29 : 100,973.25 = 44,525.72 : x
  2. Step 2: Convert to fraction form
    73,197.29/100,973.25 = 44,525.72/x
  3. Step 3: Cross multiply
    73,197.29x = 100,973.25 × 44,525.72
  4. Step 4: Simplify right side
    73,197.29x = 4,495,906,152.12
  5. Step 5: Solve for x
    x = 4,495,906,152.12/73,197.29
  6. Step 6: Final answer
    x = 61,421.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.