Home / 173,318.85-259,977.57-54,999.40

Finding the Fourth Proportional to 173,318.85, 259,977.57 and 54,999.40

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Solution

The fourth proportional to 173,318.85, 259,977.57 and 54,999.40 is: 82,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,318.85 : 259,977.57 = 54,999.40 : x
  2. Step 2: Convert to fraction form
    173,318.85/259,977.57 = 54,999.40/x
  3. Step 3: Cross multiply
    173,318.85x = 259,977.57 × 54,999.40
  4. Step 4: Simplify right side
    173,318.85x = 14,298,610,363.46
  5. Step 5: Solve for x
    x = 14,298,610,363.46/173,318.85
  6. Step 6: Final answer
    x = 82,498.88

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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.