Home / 114,161.05-157,605.59-68,850.55

Finding the Fourth Proportional to 114,161.05, 157,605.59 and 68,850.55

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Solution

The fourth proportional to 114,161.05, 157,605.59 and 68,850.55 is: 95,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,161.05 : 157,605.59 = 68,850.55 : x
  2. Step 2: Convert to fraction form
    114,161.05/157,605.59 = 68,850.55/x
  3. Step 3: Cross multiply
    114,161.05x = 157,605.59 × 68,850.55
  4. Step 4: Simplify right side
    114,161.05x = 10,851,231,604.34
  5. Step 5: Solve for x
    x = 10,851,231,604.34/114,161.05
  6. Step 6: Final answer
    x = 95,051.96

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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.