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Finding the Third Proportional to 118,928.25 and 158,547.38

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Solution

The third proportional to 118,928.25 and 158,547.38 is: 211,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,928.25 : 158,547.38 = 158,547.38 : x
  2. Step 2: Convert to fraction form
    118,928.25/158,547.38 = 158,547.38/x
  3. Step 3: Cross multiply
    118,928.25x = 158,547.38 × 158,547.38
  4. Step 4: Simplify right side
    118,928.25x = 25,137,270,119.39
  5. Step 5: Solve for x
    x = 25,137,270,119.39/118,928.25
  6. Step 6: Final answer
    x = 211,365.00

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.