Home / 173,372.64-259,955.17-72,048.50

Finding the Fourth Proportional to 173,372.64, 259,955.17 and 72,048.50

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Solution

The fourth proportional to 173,372.64, 259,955.17 and 72,048.50 is: 108,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,372.64 : 259,955.17 = 72,048.50 : x
  2. Step 2: Convert to fraction form
    173,372.64/259,955.17 = 72,048.50/x
  3. Step 3: Cross multiply
    173,372.64x = 259,955.17 × 72,048.50
  4. Step 4: Simplify right side
    173,372.64x = 18,729,381,428.20
  5. Step 5: Solve for x
    x = 18,729,381,428.20/173,372.64
  6. Step 6: Final answer
    x = 108,029.63

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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.