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Finding the Fourth Proportional to 162,987.67, 244,340.16 and 63,079.09

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Solution

The fourth proportional to 162,987.67, 244,340.16 and 63,079.09 is: 94,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,987.67 : 244,340.16 = 63,079.09 : x
  2. Step 2: Convert to fraction form
    162,987.67/244,340.16 = 63,079.09/x
  3. Step 3: Cross multiply
    162,987.67x = 244,340.16 × 63,079.09
  4. Step 4: Simplify right side
    162,987.67x = 15,412,754,943.25
  5. Step 5: Solve for x
    x = 15,412,754,943.25/162,987.67
  6. Step 6: Final answer
    x = 94,563.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.