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Finding the Fourth Proportional to 48,645.15, 72,967.72 and 37,567.99

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Solution

The fourth proportional to 48,645.15, 72,967.72 and 37,567.99 is: 56,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,645.15 : 72,967.72 = 37,567.99 : x
  2. Step 2: Convert to fraction form
    48,645.15/72,967.72 = 37,567.99/x
  3. Step 3: Cross multiply
    48,645.15x = 72,967.72 × 37,567.99
  4. Step 4: Simplify right side
    48,645.15x = 2,741,250,575.28
  5. Step 5: Solve for x
    x = 2,741,250,575.28/48,645.15
  6. Step 6: Final answer
    x = 56,351.98

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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.