Home / 74,409.80-111,561.18-34,944.96

Finding the Fourth Proportional to 74,409.80, 111,561.18 and 34,944.96

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Solution

The fourth proportional to 74,409.80, 111,561.18 and 34,944.96 is: 52,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,409.80 : 111,561.18 = 34,944.96 : x
  2. Step 2: Convert to fraction form
    74,409.80/111,561.18 = 34,944.96/x
  3. Step 3: Cross multiply
    74,409.80x = 111,561.18 × 34,944.96
  4. Step 4: Simplify right side
    74,409.80x = 3,898,500,972.65
  5. Step 5: Solve for x
    x = 3,898,500,972.65/74,409.80
  6. Step 6: Final answer
    x = 52,392.31

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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.