Home / 118,396.28-163,227.66-114,727.16

Finding the Fourth Proportional to 118,396.28, 163,227.66 and 114,727.16

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Solution

The fourth proportional to 118,396.28, 163,227.66 and 114,727.16 is: 158,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,396.28 : 163,227.66 = 114,727.16 : x
  2. Step 2: Convert to fraction form
    118,396.28/163,227.66 = 114,727.16/x
  3. Step 3: Cross multiply
    118,396.28x = 163,227.66 × 114,727.16
  4. Step 4: Simplify right side
    118,396.28x = 18,726,645,865.25
  5. Step 5: Solve for x
    x = 18,726,645,865.25/118,396.28
  6. Step 6: Final answer
    x = 158,169.21

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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.