Home / 114,541.72-158,072.99-71,546.67

Finding the Fourth Proportional to 114,541.72, 158,072.99 and 71,546.67

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Solution

The fourth proportional to 114,541.72, 158,072.99 and 71,546.67 is: 98,737.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,541.72 : 158,072.99 = 71,546.67 : x
  2. Step 2: Convert to fraction form
    114,541.72/158,072.99 = 71,546.67/x
  3. Step 3: Cross multiply
    114,541.72x = 158,072.99 × 71,546.67
  4. Step 4: Simplify right side
    114,541.72x = 11,309,596,051.44
  5. Step 5: Solve for x
    x = 11,309,596,051.44/114,541.72
  6. Step 6: Final answer
    x = 98,737.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.