Home / 64,995.24-97,507.42-20,623.44

Finding the Fourth Proportional to 64,995.24, 97,507.42 and 20,623.44

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Solution

The fourth proportional to 64,995.24, 97,507.42 and 20,623.44 is: 30,939.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,995.24 : 97,507.42 = 20,623.44 : x
  2. Step 2: Convert to fraction form
    64,995.24/97,507.42 = 20,623.44/x
  3. Step 3: Cross multiply
    64,995.24x = 97,507.42 × 20,623.44
  4. Step 4: Simplify right side
    64,995.24x = 2,010,938,425.92
  5. Step 5: Solve for x
    x = 2,010,938,425.92/64,995.24
  6. Step 6: Final answer
    x = 30,939.78

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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.