Home / 173,440.43-260,002.83-66,756.33

Finding the Fourth Proportional to 173,440.43, 260,002.83 and 66,756.33

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Solution

The fourth proportional to 173,440.43, 260,002.83 and 66,756.33 is: 100,073.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,440.43 : 260,002.83 = 66,756.33 : x
  2. Step 2: Convert to fraction form
    173,440.43/260,002.83 = 66,756.33/x
  3. Step 3: Cross multiply
    173,440.43x = 260,002.83 × 66,756.33
  4. Step 4: Simplify right side
    173,440.43x = 17,356,834,720.41
  5. Step 5: Solve for x
    x = 17,356,834,720.41/173,440.43
  6. Step 6: Final answer
    x = 100,073.76

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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.