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Finding the Fourth Proportional to 52,999.79, 79,368.44 and 29,577.02

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Solution

The fourth proportional to 52,999.79, 79,368.44 and 29,577.02 is: 44,292.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.79 : 79,368.44 = 29,577.02 : x
  2. Step 2: Convert to fraction form
    52,999.79/79,368.44 = 29,577.02/x
  3. Step 3: Cross multiply
    52,999.79x = 79,368.44 × 29,577.02
  4. Step 4: Simplify right side
    52,999.79x = 2,347,481,392.52
  5. Step 5: Solve for x
    x = 2,347,481,392.52/52,999.79
  6. Step 6: Final answer
    x = 44,292.28

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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.