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Finding the Fourth Proportional to 52,982.94, 73,120.95 and 29,114.40

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Solution

The fourth proportional to 52,982.94, 73,120.95 and 29,114.40 is: 40,180.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,982.94 : 73,120.95 = 29,114.40 : x
  2. Step 2: Convert to fraction form
    52,982.94/73,120.95 = 29,114.40/x
  3. Step 3: Cross multiply
    52,982.94x = 73,120.95 × 29,114.40
  4. Step 4: Simplify right side
    52,982.94x = 2,128,872,586.68
  5. Step 5: Solve for x
    x = 2,128,872,586.68/52,982.94
  6. Step 6: Final answer
    x = 40,180.34

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1.5x scale

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.