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Finding the Third Proportional to 4,237.95 and 9,159.33

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Solution

The third proportional to 4,237.95 and 9,159.33 is: 19,795.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.95 : 9,159.33 = 9,159.33 : x
  2. Step 2: Convert to fraction form
    4,237.95/9,159.33 = 9,159.33/x
  3. Step 3: Cross multiply
    4,237.95x = 9,159.33 × 9,159.33
  4. Step 4: Simplify right side
    4,237.95x = 83,893,291.70
  5. Step 5: Solve for x
    x = 83,893,291.70/4,237.95
  6. Step 6: Final answer
    x = 19,795.75

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.