Home / 122,740.56-183,960.08-63,542.48

Finding the Fourth Proportional to 122,740.56, 183,960.08 and 63,542.48

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Solution

The fourth proportional to 122,740.56, 183,960.08 and 63,542.48 is: 95,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,740.56 : 183,960.08 = 63,542.48 : x
  2. Step 2: Convert to fraction form
    122,740.56/183,960.08 = 63,542.48/x
  3. Step 3: Cross multiply
    122,740.56x = 183,960.08 × 63,542.48
  4. Step 4: Simplify right side
    122,740.56x = 11,689,279,704.20
  5. Step 5: Solve for x
    x = 11,689,279,704.20/122,740.56
  6. Step 6: Final answer
    x = 95,235.67

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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.