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Finding the Fourth Proportional to 40,312.08, 60,468.12 and 33,372

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Solution

The fourth proportional to 40,312.08, 60,468.12 and 33,372 is: 50,058

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.08 : 60,468.12 = 33,372 : x
  2. Step 2: Convert to fraction form
    40,312.08/60,468.12 = 33,372/x
  3. Step 3: Cross multiply
    40,312.08x = 60,468.12 × 33,372
  4. Step 4: Simplify right side
    40,312.08x = 2,017,942,100.64
  5. Step 5: Solve for x
    x = 2,017,942,100.64/40,312.08
  6. Step 6: Final answer
    x = 50,058

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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.