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Finding the Fourth Proportional to 115,467.42, 173,066.67 and 48,885.42

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Solution

The fourth proportional to 115,467.42, 173,066.67 and 48,885.42 is: 73,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,467.42 : 173,066.67 = 48,885.42 : x
  2. Step 2: Convert to fraction form
    115,467.42/173,066.67 = 48,885.42/x
  3. Step 3: Cross multiply
    115,467.42x = 173,066.67 × 48,885.42
  4. Step 4: Simplify right side
    115,467.42x = 8,460,436,850.95
  5. Step 5: Solve for x
    x = 8,460,436,850.95/115,467.42
  6. Step 6: Final answer
    x = 73,271.20

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1.5x scale

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.