Home / 115,764.55-173,937.51-73,662.98

Finding the Fourth Proportional to 115,764.55, 173,937.51 and 73,662.98

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Solution

The fourth proportional to 115,764.55, 173,937.51 and 73,662.98 is: 110,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,764.55 : 173,937.51 = 73,662.98 : x
  2. Step 2: Convert to fraction form
    115,764.55/173,937.51 = 73,662.98/x
  3. Step 3: Cross multiply
    115,764.55x = 173,937.51 × 73,662.98
  4. Step 4: Simplify right side
    115,764.55x = 12,812,754,450.69
  5. Step 5: Solve for x
    x = 12,812,754,450.69/115,764.55
  6. Step 6: Final answer
    x = 110,679.43

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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.