Home / 179,724.83-248,020.28-99,152.54

Finding the Fourth Proportional to 179,724.83, 248,020.28 and 99,152.54

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Solution

The fourth proportional to 179,724.83, 248,020.28 and 99,152.54 is: 136,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,724.83 : 248,020.28 = 99,152.54 : x
  2. Step 2: Convert to fraction form
    179,724.83/248,020.28 = 99,152.54/x
  3. Step 3: Cross multiply
    179,724.83x = 248,020.28 × 99,152.54
  4. Step 4: Simplify right side
    179,724.83x = 24,591,840,299.55
  5. Step 5: Solve for x
    x = 24,591,840,299.55/179,724.83
  6. Step 6: Final answer
    x = 136,830.51

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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.