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Finding the Fourth Proportional to 52,952.79, 73,076.04 and 29,079.57

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Solution

The fourth proportional to 52,952.79, 73,076.04 and 29,079.57 is: 40,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,952.79 : 73,076.04 = 29,079.57 : x
  2. Step 2: Convert to fraction form
    52,952.79/73,076.04 = 29,079.57/x
  3. Step 3: Cross multiply
    52,952.79x = 73,076.04 × 29,079.57
  4. Step 4: Simplify right side
    52,952.79x = 2,125,019,820.50
  5. Step 5: Solve for x
    x = 2,125,019,820.50/52,952.79
  6. Step 6: Final answer
    x = 40,130.46

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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.