Home / 114,170.69-157,587.25-66,433.29

Finding the Fourth Proportional to 114,170.69, 157,587.25 and 66,433.29

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Solution

The fourth proportional to 114,170.69, 157,587.25 and 66,433.29 is: 91,696.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,170.69 : 157,587.25 = 66,433.29 : x
  2. Step 2: Convert to fraction form
    114,170.69/157,587.25 = 66,433.29/x
  3. Step 3: Cross multiply
    114,170.69x = 157,587.25 × 66,433.29
  4. Step 4: Simplify right side
    114,170.69x = 10,469,039,147.39
  5. Step 5: Solve for x
    x = 10,469,039,147.39/114,170.69
  6. Step 6: Final answer
    x = 91,696.38

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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.