Home / 74,525.27-111,775.75-21,922.45

Finding the Fourth Proportional to 74,525.27, 111,775.75 and 21,922.45

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Solution

The fourth proportional to 74,525.27, 111,775.75 and 21,922.45 is: 32,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,525.27 : 111,775.75 = 21,922.45 : x
  2. Step 2: Convert to fraction form
    74,525.27/111,775.75 = 21,922.45/x
  3. Step 3: Cross multiply
    74,525.27x = 111,775.75 × 21,922.45
  4. Step 4: Simplify right side
    74,525.27x = 2,450,397,956.34
  5. Step 5: Solve for x
    x = 2,450,397,956.34/74,525.27
  6. Step 6: Final answer
    x = 32,880.10

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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.