Home / 130,477.23-179,658.20-114,251.72

Finding the Fourth Proportional to 130,477.23, 179,658.20 and 114,251.72

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Solution

The fourth proportional to 130,477.23, 179,658.20 and 114,251.72 is: 157,316.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,477.23 : 179,658.20 = 114,251.72 : x
  2. Step 2: Convert to fraction form
    130,477.23/179,658.20 = 114,251.72/x
  3. Step 3: Cross multiply
    130,477.23x = 179,658.20 × 114,251.72
  4. Step 4: Simplify right side
    130,477.23x = 20,526,257,749.44
  5. Step 5: Solve for x
    x = 20,526,257,749.44/130,477.23
  6. Step 6: Final answer
    x = 157,316.78

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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.