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Finding the Fourth Proportional to 173,064.90, 259,624.35 and 54,724.98

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Solution

The fourth proportional to 173,064.90, 259,624.35 and 54,724.98 is: 82,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,064.90 : 259,624.35 = 54,724.98 : x
  2. Step 2: Convert to fraction form
    173,064.90/259,624.35 = 54,724.98/x
  3. Step 3: Cross multiply
    173,064.90x = 259,624.35 × 54,724.98
  4. Step 4: Simplify right side
    173,064.90x = 14,207,937,361.26
  5. Step 5: Solve for x
    x = 14,207,937,361.26/173,064.90
  6. Step 6: Final answer
    x = 82,096.01

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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.