Home / 173,208.87-259,895.34-119,982.78

Finding the Fourth Proportional to 173,208.87, 259,895.34 and 119,982.78

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Solution

The fourth proportional to 173,208.87, 259,895.34 and 119,982.78 is: 180,031.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,208.87 : 259,895.34 = 119,982.78 : x
  2. Step 2: Convert to fraction form
    173,208.87/259,895.34 = 119,982.78/x
  3. Step 3: Cross multiply
    173,208.87x = 259,895.34 × 119,982.78
  4. Step 4: Simplify right side
    173,208.87x = 31,182,965,402.25
  5. Step 5: Solve for x
    x = 31,182,965,402.25/173,208.87
  6. Step 6: Final answer
    x = 180,031.00

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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.