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Finding the Fourth Proportional to 114,160.55, 157,604.90 and 68,850.05

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Solution

The fourth proportional to 114,160.55, 157,604.90 and 68,850.05 is: 95,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,160.55 : 157,604.90 = 68,850.05 : x
  2. Step 2: Convert to fraction form
    114,160.55/157,604.90 = 68,850.05/x
  3. Step 3: Cross multiply
    114,160.55x = 157,604.90 × 68,850.05
  4. Step 4: Simplify right side
    114,160.55x = 10,851,105,295.01
  5. Step 5: Solve for x
    x = 10,851,105,295.01/114,160.55
  6. Step 6: Final answer
    x = 95,051.27

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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.