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Finding the Fourth Proportional to 113,794.57, 170,361.15 and 66,264.58

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Solution

The fourth proportional to 113,794.57, 170,361.15 and 66,264.58 is: 99,204.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,794.57 : 170,361.15 = 66,264.58 : x
  2. Step 2: Convert to fraction form
    113,794.57/170,361.15 = 66,264.58/x
  3. Step 3: Cross multiply
    113,794.57x = 170,361.15 × 66,264.58
  4. Step 4: Simplify right side
    113,794.57x = 11,288,910,053.07
  5. Step 5: Solve for x
    x = 11,288,910,053.07/113,794.57
  6. Step 6: Final answer
    x = 99,204.29

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1.5x scale

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.