Home / 73,535.04-110,270.16-20,932.56

Finding the Fourth Proportional to 73,535.04, 110,270.16 and 20,932.56

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Solution

The fourth proportional to 73,535.04, 110,270.16 and 20,932.56 is: 31,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,535.04 : 110,270.16 = 20,932.56 : x
  2. Step 2: Convert to fraction form
    73,535.04/110,270.16 = 20,932.56/x
  3. Step 3: Cross multiply
    73,535.04x = 110,270.16 × 20,932.56
  4. Step 4: Simplify right side
    73,535.04x = 2,308,236,740.41
  5. Step 5: Solve for x
    x = 2,308,236,740.41/73,535.04
  6. Step 6: Final answer
    x = 31,389.62

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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.