Home / 40,939.33-61,395.93-15,973.30

Finding the Fourth Proportional to 40,939.33, 61,395.93 and 15,973.30

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Solution

The fourth proportional to 40,939.33, 61,395.93 and 15,973.30 is: 23,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,939.33 : 61,395.93 = 15,973.30 : x
  2. Step 2: Convert to fraction form
    40,939.33/61,395.93 = 15,973.30/x
  3. Step 3: Cross multiply
    40,939.33x = 61,395.93 × 15,973.30
  4. Step 4: Simplify right side
    40,939.33x = 980,695,608.67
  5. Step 5: Solve for x
    x = 980,695,608.67/40,939.33
  6. Step 6: Final answer
    x = 23,954.85

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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.