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Finding the Fourth Proportional to 94,757.38, 130,764.38 and 52,315

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Solution

The fourth proportional to 94,757.38, 130,764.38 and 52,315 is: 72,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,757.38 : 130,764.38 = 52,315 : x
  2. Step 2: Convert to fraction form
    94,757.38/130,764.38 = 52,315/x
  3. Step 3: Cross multiply
    94,757.38x = 130,764.38 × 52,315
  4. Step 4: Simplify right side
    94,757.38x = 6,840,938,539.70
  5. Step 5: Solve for x
    x = 6,840,938,539.70/94,757.38
  6. Step 6: Final answer
    x = 72,194.26

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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.