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Finding the Fourth Proportional to 173,144.80, 259,935.90 and 93,246.40

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Solution

The fourth proportional to 173,144.80, 259,935.90 and 93,246.40 is: 139,987.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,144.80 : 259,935.90 = 93,246.40 : x
  2. Step 2: Convert to fraction form
    173,144.80/259,935.90 = 93,246.40/x
  3. Step 3: Cross multiply
    173,144.80x = 259,935.90 × 93,246.40
  4. Step 4: Simplify right side
    173,144.80x = 24,238,086,905.76
  5. Step 5: Solve for x
    x = 24,238,086,905.76/173,144.80
  6. Step 6: Final answer
    x = 139,987.38

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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.