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Finding the Fourth Proportional to 110,767.73, 152,857.51 and 63,020.05

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Solution

The fourth proportional to 110,767.73, 152,857.51 and 63,020.05 is: 86,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,767.73 : 152,857.51 = 63,020.05 : x
  2. Step 2: Convert to fraction form
    110,767.73/152,857.51 = 63,020.05/x
  3. Step 3: Cross multiply
    110,767.73x = 152,857.51 × 63,020.05
  4. Step 4: Simplify right side
    110,767.73x = 9,633,087,923.08
  5. Step 5: Solve for x
    x = 9,633,087,923.08/110,767.73
  6. Step 6: Final answer
    x = 86,966.56

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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.