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Finding the Fourth Proportional to 52,324.35, 72,208.35 and 28,451.43

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Solution

The fourth proportional to 52,324.35, 72,208.35 and 28,451.43 is: 39,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,324.35 : 72,208.35 = 28,451.43 : x
  2. Step 2: Convert to fraction form
    52,324.35/72,208.35 = 28,451.43/x
  3. Step 3: Cross multiply
    52,324.35x = 72,208.35 × 28,451.43
  4. Step 4: Simplify right side
    52,324.35x = 2,054,430,815.44
  5. Step 5: Solve for x
    x = 2,054,430,815.44/52,324.35
  6. Step 6: Final answer
    x = 39,263.38

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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.