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Finding the Fourth Proportional to 173,076.75, 259,624.85 and 48,427.47

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Solution

The fourth proportional to 173,076.75, 259,624.85 and 48,427.47 is: 72,643.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,076.75 : 259,624.85 = 48,427.47 : x
  2. Step 2: Convert to fraction form
    173,076.75/259,624.85 = 48,427.47/x
  3. Step 3: Cross multiply
    173,076.75x = 259,624.85 × 48,427.47
  4. Step 4: Simplify right side
    173,076.75x = 12,572,974,392.49
  5. Step 5: Solve for x
    x = 12,572,974,392.49/173,076.75
  6. Step 6: Final answer
    x = 72,643.92

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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.