Home / 173,439.50-259,952.16-89,240.00

Finding the Fourth Proportional to 173,439.50, 259,952.16 and 89,240.00

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Solution

The fourth proportional to 173,439.50, 259,952.16 and 89,240.00 is: 133,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,439.50 : 259,952.16 = 89,240.00 : x
  2. Step 2: Convert to fraction form
    173,439.50/259,952.16 = 89,240.00/x
  3. Step 3: Cross multiply
    173,439.50x = 259,952.16 × 89,240.00
  4. Step 4: Simplify right side
    173,439.50x = 23,198,131,408.28
  5. Step 5: Solve for x
    x = 23,198,131,408.28/173,439.50
  6. Step 6: Final answer
    x = 133,753.45

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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.