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Finding the Fourth Proportional to 52,354.63, 72,233.40 and 29,692.45

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Solution

The fourth proportional to 52,354.63, 72,233.40 and 29,692.45 is: 40,966.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,354.63 : 72,233.40 = 29,692.45 : x
  2. Step 2: Convert to fraction form
    52,354.63/72,233.40 = 29,692.45/x
  3. Step 3: Cross multiply
    52,354.63x = 72,233.40 × 29,692.45
  4. Step 4: Simplify right side
    52,354.63x = 2,144,786,617.83
  5. Step 5: Solve for x
    x = 2,144,786,617.83/52,354.63
  6. Step 6: Final answer
    x = 40,966.51

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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.