Home / 110,724.70-166,524.45-99,352.30

Finding the Fourth Proportional to 110,724.70, 166,524.45 and 99,352.30

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Solution

The fourth proportional to 110,724.70, 166,524.45 and 99,352.30 is: 149,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,724.70 : 166,524.45 = 99,352.30 : x
  2. Step 2: Convert to fraction form
    110,724.70/166,524.45 = 99,352.30/x
  3. Step 3: Cross multiply
    110,724.70x = 166,524.45 × 99,352.30
  4. Step 4: Simplify right side
    110,724.70x = 16,544,587,113.74
  5. Step 5: Solve for x
    x = 16,544,587,113.74/110,724.70
  6. Step 6: Final answer
    x = 149,420.93

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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.