Home / 179,128.05-268,661.84-51,035.30

Finding the Fourth Proportional to 179,128.05, 268,661.84 and 51,035.30

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Solution

The fourth proportional to 179,128.05, 268,661.84 and 51,035.30 is: 76,544.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,128.05 : 268,661.84 = 51,035.30 : x
  2. Step 2: Convert to fraction form
    179,128.05/268,661.84 = 51,035.30/x
  3. Step 3: Cross multiply
    179,128.05x = 268,661.84 × 51,035.30
  4. Step 4: Simplify right side
    179,128.05x = 13,711,237,602.95
  5. Step 5: Solve for x
    x = 13,711,237,602.95/179,128.05
  6. Step 6: Final answer
    x = 76,544.34

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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.